21595838

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{383}}^1$

素因数の和:640

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 14256706

約数列:

[1, 2, 11, 22, 121, 233, 242, 383, 466, 766, 2563, 4213, 5126, 8426, 28193, 46343, 56386, 89239, 92686, 178478, 981629, 1963258, 10797919, 21595838]

約数ペア:

[(1, 21595838), (2, 10797919), (11, 1963258), (22, 981629), (121, 178478), (233, 92686), (242, 89239), (383, 56386), (466, 46343), (766, 28193), (2563, 8426), (4213, 5126)]