21236528066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{148157}}^1$

素因数の和:148358

約数の個数: 32

約数和(自身を含む): 35469025200

約数和(自身を除く): 14232497134

約数列:

[1, 2, 13, 26, 37, 74, 149, 298, 481, 962, 1937, 3874, 5513, 11026, 71669, 143338, 148157, 296314, 1926041, 3852082, 5481809, 10963618, 22075393, 44150786, 71263517, 142527034, 286980109, 573960218, 816789541, 1633579082, 10618264033, 21236528066]

約数ペア:

[(1, 21236528066), (2, 10618264033), (13, 1633579082), (26, 816789541), (37, 573960218), (74, 286980109), (149, 142527034), (298, 71263517), (481, 44150786), (962, 22075393), (1937, 10963618), (3874, 5481809), (5513, 3852082), (11026, 1926041), (71669, 296314), (143338, 148157)]