21000812550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4827773}}^1$

素因数の和:4827817

約数の個数: 48

約数和(自身を含む): 53877957840

約数和(自身を除く): 32877145290

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 725, 870, 1450, 2175, 4350, 4827773, 9655546, 14483319, 24138865, 28966638, 48277730, 72416595, 120694325, 140005417, 144833190, 241388650, 280010834, 362082975, 420016251, 700027085, 724165950, 840032502, 1400054170, 2100081255, 3500135425, 4200162510, 7000270850, 10500406275, 21000812550]

約数ペア:

[(1, 21000812550), (2, 10500406275), (3, 7000270850), (5, 4200162510), (6, 3500135425), (10, 2100081255), (15, 1400054170), (25, 840032502), (29, 724165950), (30, 700027085), (50, 420016251), (58, 362082975), (75, 280010834), (87, 241388650), (145, 144833190), (150, 140005417), (174, 120694325), (290, 72416595), (435, 48277730), (725, 28966638), (870, 24138865), (1450, 14483319), (2175, 9655546), (4350, 4827773)]