21387116798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7578709}}^1$

素因数の和:7578811

約数の個数: 16

約数和(自身を含む): 34377028560

約数和(自身を除く): 12989911762

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 7578709, 15157418, 128838053, 257676106, 629032847, 1258065694, 10693558399, 21387116798]

約数ペア:

[(1, 21387116798), (2, 10693558399), (17, 1258065694), (34, 629032847), (83, 257676106), (166, 128838053), (1411, 15157418), (2822, 7578709)]