The greatest factor of 21 and 16 is 21, which is a factor of 21 but not of 16.
The greatest common factor of 21 and 75 is 3.
The greatest common factor of 21 and 322 is 7.
The greatest common factor of 105 and 147 is 21
The common factors of 21 and 42 are 3, 7 and 21. The greatest common factor (GCF) is 21.
21
The greatest common factor of 21 and 54 is 3. The greatest common factor is the highest number that divides exactly into two or more numbers. factors of 21: 1, 3, 7, 21 factors of 54: 1, 2, 3, 6, 9, 18, 27, 54 The greatest common factor of 21 and 54 is 3.
The greatest common factor of 20, 21, and 25 is 1. Although 20 and 25 can be divisible by 5, 21 can not. Therefore, the only common factor between these three numbers is 1 and it's the greatest one as well.
The GCF is 1.
The GCF is 1.
The greatest common factor of 21 and 77 is 7.
The greatest factor of 21 and 16 is 21, which is a factor of 21 but not of 16.
The greatest common factor of 21 and 175 is 7.
The greatest common factor of 21 and 75 is 3.
The Greatest Common Factor of 21, 9 is 3.
The greatest common factor of 21 and 322 is 7.
The greatest common factor of 21 and 162 is 3.