2021330685

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{720617}}^1$

素因数の和:720653

約数の個数: 32

約数和(自身を含む): 3735683712

約数和(自身を除く): 1714353027

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 720617, 2161851, 3603085, 7926787, 10809255, 12250489, 23780361, 36751467, 39633935, 61252445, 118901805, 134755379, 183757335, 404266137, 673776895, 2021330685]

約数ペア:

[(1, 2021330685), (3, 673776895), (5, 404266137), (11, 183757335), (15, 134755379), (17, 118901805), (33, 61252445), (51, 39633935), (55, 36751467), (85, 23780361), (165, 12250489), (187, 10809255), (255, 7926787), (561, 3603085), (935, 2161851), (2805, 720617)]