20210570908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1005101}}^1$

素因数の和:1005573

約数の個数: 24

約数和(自身を含む): 38668284144

約数和(自身を除く): 18457713236

約数列:

[1, 2, 4, 11, 22, 44, 457, 914, 1828, 5027, 10054, 20108, 1005101, 2010202, 4020404, 11056111, 22112222, 44224444, 459331157, 918662314, 1837324628, 5052642727, 10105285454, 20210570908]

約数ペア:

[(1, 20210570908), (2, 10105285454), (4, 5052642727), (11, 1837324628), (22, 918662314), (44, 459331157), (457, 44224444), (914, 22112222), (1828, 11056111), (5027, 4020404), (10054, 2010202), (20108, 1005101)]