21019232

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50527}}^1$

素因数の和:50550

約数の個数: 24

約数和(自身を含む): 44565696

約数和(自身を除く): 23546464

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50527, 101054, 202108, 404216, 656851, 808432, 1313702, 1616864, 2627404, 5254808, 10509616, 21019232]

約数ペア:

[(1, 21019232), (2, 10509616), (4, 5254808), (8, 2627404), (13, 1616864), (16, 1313702), (26, 808432), (32, 656851), (52, 404216), (104, 202108), (208, 101054), (416, 50527)]