The highest common factor of 21 and 24 is 3.
the greatest common factor for 21 and 24 is 3.
The Greatest Common Factor of 21, 24, 14: 1
The greatest commonfactor(gcf) of 24 and 21 is 3
Common factors of 24 and 30 are: 1, 2, 3, and 6.
The highest common factor is 3.
The only commom factor of 21 and 24 (apart from 1 which is a common factor of any set of numbers) is 3.
The GCF of 21, 24, and 36 is 3.
3
The Greatest Common Factor (GCF) is: 3
The GCF is 3.
The answer is simply three.