21721167361

素因数分解:

${\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1\times {\mathrm{29221}}^1$

素因数の和:29616

約数の個数: 16

約数和(自身を含む): 22680947520

約数和(自身を除く): 959780159

約数列:

[1, 43, 59, 293, 2537, 12599, 17287, 29221, 743341, 1256503, 1724039, 8561753, 74133677, 368155379, 505143427, 21721167361]

約数ペア:

[(1, 21721167361), (43, 505143427), (59, 368155379), (293, 74133677), (2537, 8561753), (12599, 1724039), (17287, 1256503), (29221, 743341)]