20212901401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{26513}}^1\times {\mathrm{9901}}^1$

素因数の和:36432

約数の個数: 16

約数和(自身を含む): 25203996288

約数和(自身を除く): 4991094887

約数列:

[1, 7, 11, 77, 9901, 26513, 69307, 108911, 185591, 291643, 762377, 2041501, 262505213, 1837536491, 2887557343, 20212901401]

約数ペア:

[(1, 20212901401), (7, 2887557343), (11, 1837536491), (77, 262505213), (9901, 2041501), (26513, 762377), (69307, 291643), (108911, 185591)]