21937924

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 39050648

約数和(自身を除く): 17112724

約数列:

[1, 2, 4, 157, 181, 193, 314, 362, 386, 628, 724, 772, 28417, 30301, 34933, 56834, 60602, 69866, 113668, 121204, 139732, 5484481, 10968962, 21937924]

約数ペア:

[(1, 21937924), (2, 10968962), (4, 5484481), (157, 139732), (181, 121204), (193, 113668), (314, 69866), (362, 60602), (386, 56834), (628, 34933), (724, 30301), (772, 28417)]