Find all the factors of 21.
Find all the factors of 21
A factor of a given number is a number that divides the given number exactly.
Since, each of the numbers 1,3,7 and 21 divides 21 exactly.
Hence, 1,3,7 and 21 are the factors of 21.
Find all the factors of 49.
Write all the factors of 21 ?