21127443676

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{270601}}^1$

素因数の和:270885

約数の個数: 24

約数和(自身を含む): 37505437200

約数和(自身を除く): 16377993524

約数列:

[1, 2, 4, 131, 149, 262, 298, 524, 596, 19519, 39038, 78076, 270601, 541202, 1082404, 35448731, 40319549, 70897462, 80639098, 141794924, 161278196, 5281860919, 10563721838, 21127443676]

約数ペア:

[(1, 21127443676), (2, 10563721838), (4, 5281860919), (131, 161278196), (149, 141794924), (262, 80639098), (298, 70897462), (524, 40319549), (596, 35448731), (19519, 1082404), (39038, 541202), (78076, 270601)]