21198064

素因数分解:

$2^4\times {\mathrm{467}}^1\times {\mathrm{2837}}^1$

素因数の和:3312

約数の個数: 20

約数和(自身を含む): 41173704

約数和(自身を除く): 19975640

約数列:

[1, 2, 4, 8, 16, 467, 934, 1868, 2837, 3736, 5674, 7472, 11348, 22696, 45392, 1324879, 2649758, 5299516, 10599032, 21198064]

約数ペア:

[(1, 21198064), (2, 10599032), (4, 5299516), (8, 2649758), (16, 1324879), (467, 45392), (934, 22696), (1868, 11348), (2837, 7472), (3736, 5674)]