21998490621

素因数分解:

$3^1\times {\mathrm{199}}^1\times {\mathrm{7537}}^1\times {\mathrm{4889}}^1$

素因数の和:12628

約数の個数: 16

約数和(自身を含む): 29488656000

約数和(自身を除く): 7490165379

約数列:

[1, 3, 199, 597, 4889, 7537, 14667, 22611, 972911, 1499863, 2918733, 4499589, 36848393, 110545179, 7332830207, 21998490621]

約数ペア:

[(1, 21998490621), (3, 7332830207), (199, 110545179), (597, 36848393), (4889, 4499589), (7537, 2918733), (14667, 1499863), (22611, 972911)]