21263669296

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1103}}^1\times {\mathrm{38867}}^1$

素因数の和:40009

約数の個数: 40

約数和(自身を含む): 42566989824

約数和(自身を除く): 21303320528

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1103, 2206, 4412, 8824, 17648, 34193, 38867, 68386, 77734, 136772, 155468, 273544, 310936, 547088, 621872, 1204877, 2409754, 4819508, 9639016, 19278032, 42870301, 85740602, 171481204, 342962408, 685924816, 1328979331, 2657958662, 5315917324, 10631834648, 21263669296]

約数ペア:

[(1, 21263669296), (2, 10631834648), (4, 5315917324), (8, 2657958662), (16, 1328979331), (31, 685924816), (62, 342962408), (124, 171481204), (248, 85740602), (496, 42870301), (1103, 19278032), (2206, 9639016), (4412, 4819508), (8824, 2409754), (17648, 1204877), (34193, 621872), (38867, 547088), (68386, 310936), (77734, 273544), (136772, 155468)]