21165566

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{3623}}^1$

素因数の和:3775

約数の個数: 16

約数和(自身を含む): 33398784

約数和(自身を除く): 12233218

約数列:

[1, 2, 23, 46, 127, 254, 2921, 3623, 5842, 7246, 83329, 166658, 460121, 920242, 10582783, 21165566]

約数ペア:

[(1, 21165566), (2, 10582783), (23, 920242), (46, 460121), (127, 166658), (254, 83329), (2921, 7246), (3623, 5842)]