21971583359

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{12401}}^1$

素因数の和:12631

約数の個数: 32

約数和(自身を含む): 25716787200

約数和(自身を除く): 3745203841

約数列:

[1, 11, 23, 47, 149, 253, 517, 1081, 1639, 3427, 7003, 11891, 12401, 37697, 77033, 136411, 161069, 285223, 582847, 1771759, 1847749, 3137453, 6411317, 13405481, 20325239, 42498227, 86844203, 147460291, 467480497, 955286233, 1997416669, 21971583359]

約数ペア:

[(1, 21971583359), (11, 1997416669), (23, 955286233), (47, 467480497), (149, 147460291), (253, 86844203), (517, 42498227), (1081, 20325239), (1639, 13405481), (3427, 6411317), (7003, 3137453), (11891, 1847749), (12401, 1771759), (37697, 582847), (77033, 285223), (136411, 161069)]