21805186

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49333}}^1$

素因数の和:49365

約数の個数: 16

約数和(自身を含む): 37296504

約数和(自身を除く): 15491318

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49333, 98666, 641329, 838661, 1282658, 1677322, 10902593, 21805186]

約数ペア:

[(1, 21805186), (2, 10902593), (13, 1677322), (17, 1282658), (26, 838661), (34, 641329), (221, 98666), (442, 49333)]