21186818

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{2029}}^1$

素因数の和:2281

約数の個数: 16

約数和(自身を含む): 33324480

約数和(自身を除く): 12137662

約数列:

[1, 2, 23, 46, 227, 454, 2029, 4058, 5221, 10442, 46667, 93334, 460583, 921166, 10593409, 21186818]

約数ペア:

[(1, 21186818), (2, 10593409), (23, 921166), (46, 460583), (227, 93334), (454, 46667), (2029, 10442), (4058, 5221)]