21190053326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{289727}}^1$

素因数の和:289868

約数の個数: 32

約数和(自身を含む): 35775613440

約数和(自身を除く): 14585560114

約数列:

[1, 2, 13, 26, 29, 58, 97, 194, 377, 754, 1261, 2522, 2813, 5626, 36569, 73138, 289727, 579454, 3766451, 7532902, 8402083, 16804166, 28103519, 56207038, 109227079, 218454158, 365345747, 730691494, 815002051, 1630004102, 10595026663, 21190053326]

約数ペア:

[(1, 21190053326), (2, 10595026663), (13, 1630004102), (26, 815002051), (29, 730691494), (58, 365345747), (97, 218454158), (194, 109227079), (377, 56207038), (754, 28103519), (1261, 16804166), (2522, 8402083), (2813, 7532902), (5626, 3766451), (36569, 579454), (73138, 289727)]