12105842

素因数分解:

$2^1\times 7^4\times {\mathrm{2521}}^1$

素因数の和:2551

約数の個数: 20

約数和(自身を含む): 21192366

約数和(自身を除く): 9086524

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 2521, 4802, 5042, 17647, 35294, 123529, 247058, 864703, 1729406, 6052921, 12105842]

約数ペア:

[(1, 12105842), (2, 6052921), (7, 1729406), (14, 864703), (49, 247058), (98, 123529), (343, 35294), (686, 17647), (2401, 5042), (2521, 4802)]