21075472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{119747}}^1$

素因数の和:119766

約数の個数: 20

約数和(自身を含む): 44546256

約数和(自身を除く): 23470784

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 119747, 239494, 478988, 957976, 1317217, 1915952, 2634434, 5268868, 10537736, 21075472]

約数ペア:

[(1, 21075472), (2, 10537736), (4, 5268868), (8, 2634434), (11, 1915952), (16, 1317217), (22, 957976), (44, 478988), (88, 239494), (176, 119747)]