21280816992

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{5991221}}^1$

素因数の和:5991271

約数の個数: 48

約数和(自身を含む): 57371941872

約数和(自身を除く): 36091124880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 74, 96, 111, 148, 222, 296, 444, 592, 888, 1184, 1776, 3552, 5991221, 11982442, 17973663, 23964884, 35947326, 47929768, 71894652, 95859536, 143789304, 191719072, 221675177, 287578608, 443350354, 575157216, 665025531, 886700708, 1330051062, 1773401416, 2660102124, 3546802832, 5320204248, 7093605664, 10640408496, 21280816992]

約数ペア:

[(1, 21280816992), (2, 10640408496), (3, 7093605664), (4, 5320204248), (6, 3546802832), (8, 2660102124), (12, 1773401416), (16, 1330051062), (24, 886700708), (32, 665025531), (37, 575157216), (48, 443350354), (74, 287578608), (96, 221675177), (111, 191719072), (148, 143789304), (222, 95859536), (296, 71894652), (444, 47929768), (592, 35947326), (888, 23964884), (1184, 17973663), (1776, 11982442), (3552, 5991221)]