21218202

素因数分解:

$2^1\times 3^2\times {\mathrm{761}}^1\times {\mathrm{1549}}^1$

素因数の和:2318

約数の個数: 24

約数和(自身を含む): 46062900

約数和(自身を除く): 24844698

約数列:

[1, 2, 3, 6, 9, 18, 761, 1522, 1549, 2283, 3098, 4566, 4647, 6849, 9294, 13698, 13941, 27882, 1178789, 2357578, 3536367, 7072734, 10609101, 21218202]

約数ペア:

[(1, 21218202), (2, 10609101), (3, 7072734), (6, 3536367), (9, 2357578), (18, 1178789), (761, 27882), (1522, 13941), (1549, 13698), (2283, 9294), (3098, 6849), (4566, 4647)]