21000613931

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{688477}}^1$

素因数の和:688594

約数の個数: 16

約数和(自身を含む): 23793799680

約数和(自身を除く): 2793185749

約数列:

[1, 11, 47, 59, 517, 649, 2773, 30503, 688477, 7573247, 32358419, 40620143, 355942609, 446821573, 1909146721, 21000613931]

約数ペア:

[(1, 21000613931), (11, 1909146721), (47, 446821573), (59, 355942609), (517, 40620143), (649, 32358419), (2773, 7573247), (30503, 688477)]