The lowest common multiple (LCM) is: 252
The Least Common Multiple of 21, 63, 147: 441
The LCM is: 63
Their lowest common multiple is 63.
The Least Common Multiple (LCM) for 21 63 is 63
The least common multiple of 14 and 21 is 42.14, 28, 42, 56 ...21, 42, 63, 84, ...
The Least Common Multiple (LCM) for 49 63 21 is 441.
The LCM of 21 and 63 is 63.
least common multiple of 3 9 and 21 is 63.
The least common multiple of 17 , 63 , 119 = 1,071
The Least Common Multiple (LCM) for 49 63 21 is 441.
Any pair of numbers has an infinite set of common multiples. The lowest common multiple of 9 and 21 is 63 and the others are multiples of this, e.g. 63, 126, 189, 252, 315, ...
Since 63 is a multiple of 9, it is automatically the LCM.