21704848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123323}}^1$

素因数の和:123342

約数の個数: 20

約数和(自身を含む): 45876528

約数和(自身を除く): 24171680

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123323, 246646, 493292, 986584, 1356553, 1973168, 2713106, 5426212, 10852424, 21704848]

約数ペア:

[(1, 21704848), (2, 10852424), (4, 5426212), (8, 2713106), (11, 1973168), (16, 1356553), (22, 986584), (44, 493292), (88, 246646), (176, 123323)]