21664482070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28135691}}^1$

素因数の和:28135716

約数の個数: 32

約数和(自身を含む): 48618475776

約数和(自身を除く): 26953993706

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 28135691, 56271382, 140678455, 196949837, 281356910, 309492601, 393899674, 618985202, 984749185, 1547463005, 1969498370, 2166448207, 3094926010, 4332896414, 10832241035, 21664482070]

約数ペア:

[(1, 21664482070), (2, 10832241035), (5, 4332896414), (7, 3094926010), (10, 2166448207), (11, 1969498370), (14, 1547463005), (22, 984749185), (35, 618985202), (55, 393899674), (70, 309492601), (77, 281356910), (110, 196949837), (154, 140678455), (385, 56271382), (770, 28135691)]