7 because:::
1,2,7,14
1,3,7,21
What is the Greatest common factor of 21 and 84
The GCF of 21, 45, and 48 is: 3
The greatest common factor of 36, 14, and 21 is ' 1 '.
The greatest common factor (GCF) is: 7.7
The greatest common factor of 18 21 and 42 is 3.
What is the Greatest common factor of 21 and 84
3
It is: 3
It is 7
Since 21 is a factor of 63, it is automatically the GCF of this problem.
The GCF is 3.
The Greatest Common Factor of 14 and 21 is 7.
7 is the greatest common factor of 14 and 21.
The Greatest Common Factor of 81, 21, and 14 is 1.
The Greatest Common Factor of 21, 24, 14: 1
The Greatest Common Factor of 60, 14, 21: 1
The greatest common factor of 14, 21 and 49 is 7.