21262310

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{14081}}^1$

素因数の和:14239

約数の個数: 16

約数和(自身を含む): 38528352

約数和(自身を除く): 17266042

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 14081, 28162, 70405, 140810, 2126231, 4252462, 10631155, 21262310]

約数ペア:

[(1, 21262310), (2, 10631155), (5, 4252462), (10, 2126231), (151, 140810), (302, 70405), (755, 28162), (1510, 14081)]