2021788508

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{421}}^1\times {\mathrm{11887}}^1$

素因数の和:12413

約数の個数: 24

約数和(自身を含む): 3581949504

約数和(自身を除く): 1560160996

約数列:

[1, 2, 4, 101, 202, 404, 421, 842, 1684, 11887, 23774, 42521, 47548, 85042, 170084, 1200587, 2401174, 4802348, 5004427, 10008854, 20017708, 505447127, 1010894254, 2021788508]

約数ペア:

[(1, 2021788508), (2, 1010894254), (4, 505447127), (101, 20017708), (202, 10008854), (404, 5004427), (421, 4802348), (842, 2401174), (1684, 1200587), (11887, 170084), (23774, 85042), (42521, 47548)]