21099680116

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{659}}^1\times {\mathrm{151027}}^1$

素因数の和:151743

約数の個数: 24

約数和(自身を含む): 37678465440

約数和(自身を除く): 16578785324

約数列:

[1, 2, 4, 53, 106, 212, 659, 1318, 2636, 34927, 69854, 139708, 151027, 302054, 604108, 8004431, 16008862, 32017724, 99526793, 199053586, 398107172, 5274920029, 10549840058, 21099680116]

約数ペア:

[(1, 21099680116), (2, 10549840058), (4, 5274920029), (53, 398107172), (106, 199053586), (212, 99526793), (659, 32017724), (1318, 16008862), (2636, 8004431), (34927, 604108), (69854, 302054), (139708, 151027)]