21703014790

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{63103}}^1$

素因数の和:63484

約数の個数: 32

約数和(自身を含む): 39491997696

約数和(自身を除く): 17788982906

約数列:

[1, 2, 5, 10, 163, 211, 326, 422, 815, 1055, 1630, 2110, 34393, 63103, 68786, 126206, 171965, 315515, 343930, 631030, 10285789, 13314733, 20571578, 26629466, 51428945, 66573665, 102857890, 133147330, 2170301479, 4340602958, 10851507395, 21703014790]

約数ペア:

[(1, 21703014790), (2, 10851507395), (5, 4340602958), (10, 2170301479), (163, 133147330), (211, 102857890), (326, 66573665), (422, 51428945), (815, 26629466), (1055, 20571578), (1630, 13314733), (2110, 10285789), (34393, 631030), (63103, 343930), (68786, 315515), (126206, 171965)]