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The LCM of 21 and 2016 is 2016.
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Find least common multiple (LCM) of: 42 & 4032 63 & 6048 7 & 672 3 & 288 42 & 2016 21 & 4032 63 & 2016 21 & 6048 105 & 2016 147 & 2016
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