21821098

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49369}}^1$

素因数の和:49401

約数の個数: 16

約数和(自身を含む): 37323720

約数和(自身を除く): 15502622

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49369, 98738, 641797, 839273, 1283594, 1678546, 10910549, 21821098]

約数ペア:

[(1, 21821098), (2, 10910549), (13, 1678546), (17, 1283594), (26, 839273), (34, 641797), (221, 98738), (442, 49369)]