7
The LCM is 231.
The GCF is 33.
231
Since the numbers are coprime, LCM(7, 33) = 7*33 = 231
1/7 * 231;= 231/7= 33
231
The least common multiple of 21 and 33 is 231.
The composite factors of 231 are 21, 33, 77, 231
33 multiplied by 7 is 231.
33 weeks in 231 days
231 ÷ 7 = 33
231 ÷ 7 = 33