21069158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{2713}}^1$

素因数の和:3079

約数の個数: 16

約数和(自身を含む): 34587216

約数和(自身を除く): 13518058

約数列:

[1, 2, 11, 22, 353, 706, 2713, 3883, 5426, 7766, 29843, 59686, 957689, 1915378, 10534579, 21069158]

約数ペア:

[(1, 21069158), (2, 10534579), (11, 1915378), (22, 957689), (353, 59686), (706, 29843), (2713, 7766), (3883, 5426)]