2181087837

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{4721}}^1$

素因数の和:5042

約数の個数: 32

約数和(自身を含む): 3291045120

約数和(自身を除く): 1109957283

約数列:

[1, 3, 9, 27, 71, 213, 241, 639, 723, 1917, 2169, 4721, 6507, 14163, 17111, 42489, 51333, 127467, 153999, 335191, 461997, 1005573, 1137761, 3016719, 3413283, 9050157, 10239849, 30719547, 80781031, 242343093, 727029279, 2181087837]

約数ペア:

[(1, 2181087837), (3, 727029279), (9, 242343093), (27, 80781031), (71, 30719547), (213, 10239849), (241, 9050157), (639, 3413283), (723, 3016719), (1917, 1137761), (2169, 1005573), (4721, 461997), (6507, 335191), (14163, 153999), (17111, 127467), (42489, 51333)]