21430834943

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{1861}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 25212969600

約数和(自身を除く): 3782134657

約数列:

[1, 7, 61, 149, 181, 427, 1043, 1267, 1861, 9089, 11041, 13027, 26969, 63623, 77287, 113521, 188783, 277289, 336841, 794647, 1645109, 1941023, 2357887, 11515763, 16914629, 20547301, 50189309, 118402403, 143831107, 351325163, 3061547849, 21430834943]

約数ペア:

[(1, 21430834943), (7, 3061547849), (61, 351325163), (149, 143831107), (181, 118402403), (427, 50189309), (1043, 20547301), (1267, 16914629), (1861, 11515763), (9089, 2357887), (11041, 1941023), (13027, 1645109), (26969, 794647), (63623, 336841), (77287, 277289), (113521, 188783)]