21246826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1499}}^1$

素因数の和:1893

約数の個数: 16

約数和(自身を含む): 33660000

約数和(自身を除く): 12413174

約数列:

[1, 2, 19, 38, 373, 746, 1499, 2998, 7087, 14174, 28481, 56962, 559127, 1118254, 10623413, 21246826]

約数ペア:

[(1, 21246826), (2, 10623413), (19, 1118254), (38, 559127), (373, 56962), (746, 28481), (1499, 14174), (2998, 7087)]