21161074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22369}}^1$

素因数の和:22425

約数の個数: 16

約数和(自身を含む): 35434080

約数和(自身を除く): 14273006

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 22369, 44738, 246059, 492118, 961867, 1923734, 10580537, 21161074]

約数ペア:

[(1, 21161074), (2, 10580537), (11, 1923734), (22, 961867), (43, 492118), (86, 246059), (473, 44738), (946, 22369)]