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The LCM is 168.
LCM of 21 8 and 14 is 168.
168
The LCM of 14 and 21 is 42.
The LCM is 42
For the values: 21, 14 the LCM is: 42
The LCM is 126.
The LCM is 84.
The LCM is: 84
The LCM is 168
LCM for 14 and 21 is 42.