21353596

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{44119}}^1$

素因数の和:44145

約数の個数: 18

約数和(自身を含む): 41075720

約数和(自身を除く): 19722124

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 44119, 88238, 176476, 485309, 970618, 1941236, 5338399, 10676798, 21353596]

約数ペア:

[(1, 21353596), (2, 10676798), (4, 5338399), (11, 1941236), (22, 970618), (44, 485309), (121, 176476), (242, 88238), (484, 44119)]