21412846

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4057}}^1$

素因数の和:4108

約数の個数: 32

約数和(自身を含む): 40904640

約数和(自身を除く): 19491794

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 4057, 5278, 8114, 28399, 52741, 56798, 105482, 117653, 235306, 369187, 738374, 823571, 1529489, 1647142, 3058978, 10706423, 21412846]

約数ペア:

[(1, 21412846), (2, 10706423), (7, 3058978), (13, 1647142), (14, 1529489), (26, 823571), (29, 738374), (58, 369187), (91, 235306), (182, 117653), (203, 105482), (377, 56798), (406, 52741), (754, 28399), (2639, 8114), (4057, 5278)]