21793629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1373}}^1$

素因数の和:1437

約数の個数: 32

約数和(自身を含む): 35086464

約数和(自身を除く): 13292835

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1221, 1373, 1443, 4119, 5291, 15103, 15873, 17849, 45309, 50801, 53547, 152403, 196339, 558811, 589017, 660413, 1676433, 1981239, 7264543, 21793629]

約数ペア:

[(1, 21793629), (3, 7264543), (11, 1981239), (13, 1676433), (33, 660413), (37, 589017), (39, 558811), (111, 196339), (143, 152403), (407, 53547), (429, 50801), (481, 45309), (1221, 17849), (1373, 15873), (1443, 15103), (4119, 5291)]