2021684

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 4088448

約数和(自身を除く): 2066764

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 701, 721, 1402, 1442, 2804, 2884, 4907, 9814, 19628, 72203, 144406, 288812, 505421, 1010842, 2021684]

約数ペア:

[(1, 2021684), (2, 1010842), (4, 505421), (7, 288812), (14, 144406), (28, 72203), (103, 19628), (206, 9814), (412, 4907), (701, 2884), (721, 2804), (1402, 1442)]