21769350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8537}}^1$

素因数の和:8569

約数の個数: 48

約数和(自身を含む): 57170448

約数和(自身を除く): 35401098

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 8537, 17074, 25611, 42685, 51222, 85370, 128055, 145129, 213425, 256110, 290258, 426850, 435387, 640275, 725645, 870774, 1280550, 1451290, 2176935, 3628225, 4353870, 7256450, 10884675, 21769350]

約数ペア:

[(1, 21769350), (2, 10884675), (3, 7256450), (5, 4353870), (6, 3628225), (10, 2176935), (15, 1451290), (17, 1280550), (25, 870774), (30, 725645), (34, 640275), (50, 435387), (51, 426850), (75, 290258), (85, 256110), (102, 213425), (150, 145129), (170, 128055), (255, 85370), (425, 51222), (510, 42685), (850, 25611), (1275, 17074), (2550, 8537)]