20210456

素因数分解:

$2^3\times 7^1\times {\mathrm{360901}}^1$

素因数の和:360914

約数の個数: 16

約数和(自身を含む): 43308240

約数和(自身を除く): 23097784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 360901, 721802, 1443604, 2526307, 2887208, 5052614, 10105228, 20210456]

約数ペア:

[(1, 20210456), (2, 10105228), (4, 5052614), (7, 2887208), (8, 2526307), (14, 1443604), (28, 721802), (56, 360901)]