21996372279

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{563}}^1\times {\mathrm{5869}}^1$

素因数の和:6759

約数の個数: 32

約数和(自身を含む): 33689479680

約数和(自身を除く): 11693107401

約数列:

[1, 3, 7, 21, 317, 563, 951, 1689, 2219, 3941, 5869, 6657, 11823, 17607, 41083, 123249, 178471, 535413, 1249297, 1860473, 3304247, 3747891, 5581419, 9912741, 13023311, 23129729, 39069933, 69389187, 1047446299, 3142338897, 7332124093, 21996372279]

約数ペア:

[(1, 21996372279), (3, 7332124093), (7, 3142338897), (21, 1047446299), (317, 69389187), (563, 39069933), (951, 23129729), (1689, 13023311), (2219, 9912741), (3941, 5581419), (5869, 3747891), (6657, 3304247), (11823, 1860473), (17607, 1249297), (41083, 535413), (123249, 178471)]