21000762335

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1\times {\mathrm{5477}}^1$

素因数の和:7103

約数の個数: 32

約数和(自身を含む): 29230958592

約数和(自身を除く): 8230196257

約数列:

[1, 5, 7, 35, 71, 355, 497, 1543, 2485, 5477, 7715, 10801, 27385, 38339, 54005, 109553, 191695, 388867, 547765, 766871, 1944335, 2722069, 3834355, 8451011, 13610345, 42255055, 59157077, 295785385, 600021781, 3000108905, 4200152467, 21000762335]

約数ペア:

[(1, 21000762335), (5, 4200152467), (7, 3000108905), (35, 600021781), (71, 295785385), (355, 59157077), (497, 42255055), (1543, 13610345), (2485, 8451011), (5477, 3834355), (7715, 2722069), (10801, 1944335), (27385, 766871), (38339, 547765), (54005, 388867), (109553, 191695)]