21184826

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:530

約数の個数: 24

約数和(自身を含む): 34685820

約数和(自身を除く): 13500994

約数列:

[1, 2, 13, 26, 169, 233, 269, 338, 466, 538, 3029, 3497, 6058, 6994, 39377, 45461, 62677, 78754, 90922, 125354, 814801, 1629602, 10592413, 21184826]

約数ペア:

[(1, 21184826), (2, 10592413), (13, 1629602), (26, 814801), (169, 125354), (233, 90922), (269, 78754), (338, 62677), (466, 45461), (538, 39377), (3029, 6994), (3497, 6058)]