21266620154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{23251}}^1$

素因数の和:23670

約数の個数: 32

約数和(自身を含む): 34750765056

約数和(自身を除く): 13484144902

約数列:

[1, 2, 13, 26, 127, 254, 277, 554, 1651, 3302, 3601, 7202, 23251, 35179, 46502, 70358, 302263, 457327, 604526, 914654, 2952877, 5905754, 6440527, 12881054, 38387401, 76774802, 83726851, 167453702, 817946929, 1635893858, 10633310077, 21266620154]

約数ペア:

[(1, 21266620154), (2, 10633310077), (13, 1635893858), (26, 817946929), (127, 167453702), (254, 83726851), (277, 76774802), (554, 38387401), (1651, 12881054), (3302, 6440527), (3601, 5905754), (7202, 2952877), (23251, 914654), (35179, 604526), (46502, 457327), (70358, 302263)]