The GCF is 21.
The GCF is 21.
LCM(63, 42, 21) = 126
The LCM is: 126
The LCM of 42 and 63 is 126
126
126
The LCM is: 126
The GCF is 21.
The GCF is 21.
The Highest Common Factor is 126
It is 1 but the HCF is 21
The GCF of 63, 84 and 126 is 21. The GCF of 6384 and 126 is 42.