21776084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12071}}^1$

素因数の和:12127

約数の個数: 24

約数和(自身を含む): 42590016

約数和(自身を除く): 20813932

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 12071, 24142, 48284, 132781, 265562, 494911, 531124, 989822, 1979644, 5444021, 10888042, 21776084]

約数ペア:

[(1, 21776084), (2, 10888042), (4, 5444021), (11, 1979644), (22, 989822), (41, 531124), (44, 494911), (82, 265562), (164, 132781), (451, 48284), (902, 24142), (1804, 12071)]