21923642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 37839312

約数和(自身を除く): 15915670

約数列:

[1, 2, 13, 17, 26, 34, 193, 221, 257, 386, 442, 514, 2509, 3281, 3341, 4369, 5018, 6562, 6682, 8738, 42653, 49601, 56797, 85306, 99202, 113594, 644813, 843217, 1289626, 1686434, 10961821, 21923642]

約数ペア:

[(1, 21923642), (2, 10961821), (13, 1686434), (17, 1289626), (26, 843217), (34, 644813), (193, 113594), (221, 99202), (257, 85306), (386, 56797), (442, 49601), (514, 42653), (2509, 8738), (3281, 6682), (3341, 6562), (4369, 5018)]