21582892

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1303}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 39104352

約数和(自身を除く): 17521460

約数列:

[1, 2, 4, 41, 82, 101, 164, 202, 404, 1303, 2606, 4141, 5212, 8282, 16564, 53423, 106846, 131603, 213692, 263206, 526412, 5395723, 10791446, 21582892]

約数ペア:

[(1, 21582892), (2, 10791446), (4, 5395723), (41, 526412), (82, 263206), (101, 213692), (164, 131603), (202, 106846), (404, 53423), (1303, 16564), (2606, 8282), (4141, 5212)]