421891844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{38201}}^1$

素因数の和:38467

約数の個数: 24

約数和(自身を含む): 808659936

約数和(自身を除く): 386768092

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 2761, 5522, 11044, 38201, 76402, 152804, 420211, 840422, 1680844, 9588451, 19176902, 38353804, 105472961, 210945922, 421891844]

約数ペア:

[(1, 421891844), (2, 210945922), (4, 105472961), (11, 38353804), (22, 19176902), (44, 9588451), (251, 1680844), (502, 840422), (1004, 420211), (2761, 152804), (5522, 76402), (11044, 38201)]