Find the square root of the following number by prime factorisation method.

$6561$

Find the square root of $576$ by prime factorisation method.

Find the square root of $7056$ by prime factorisation method.

Find the square root of the following number by prime factorisation method.

$6084$

Find the square root of the following number by prime factorisation method.

$44100$

Find the square root of $14400$.

Find the square root of the following number by prime factorisation method.

$17424$

Find the smallest number by which $242$ should be multiplied so as to get a perfect square. Also, find the square root of the square number so obtained.

Find the smallest number by which $1280$ should be multiplied so as to get a perfect square. Also, find the square root of the square number so obtained.