21265962

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 43956864

約数和(自身を除く): 22690902

約数列:

[1, 2, 3, 6, 41, 82, 123, 137, 246, 274, 411, 631, 822, 1262, 1893, 3786, 5617, 11234, 16851, 25871, 33702, 51742, 77613, 86447, 155226, 172894, 259341, 518682, 3544327, 7088654, 10632981, 21265962]

約数ペア:

[(1, 21265962), (2, 10632981), (3, 7088654), (6, 3544327), (41, 518682), (82, 259341), (123, 172894), (137, 155226), (246, 86447), (274, 77613), (411, 51742), (631, 33702), (822, 25871), (1262, 16851), (1893, 11234), (3786, 5617)]