21856534

素因数分解:

$2^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{3343}}^1$

素因数の和:3819

約数の個数: 16

約数和(自身を含む): 37559808

約数和(自身を除く): 15703274

約数列:

[1, 2, 7, 14, 467, 934, 3269, 3343, 6538, 6686, 23401, 46802, 1561181, 3122362, 10928267, 21856534]

約数ペア:

[(1, 21856534), (2, 10928267), (7, 3122362), (14, 1561181), (467, 46802), (934, 23401), (3269, 6686), (3343, 6538)]