21049684

素因数分解:

$2^2\times {\mathrm{179}}^1\times {\mathrm{29399}}^1$

素因数の和:29582

約数の個数: 12

約数和(自身を含む): 37044000

約数和(自身を除く): 15994316

約数列:

[1, 2, 4, 179, 358, 716, 29399, 58798, 117596, 5262421, 10524842, 21049684]

約数ペア:

[(1, 21049684), (2, 10524842), (4, 5262421), (179, 117596), (358, 58798), (716, 29399)]