21085950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8269}}^1$

素因数の和:8301

約数の個数: 48

約数和(自身を含む): 55375920

約数和(自身を除く): 34289970

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, 8269, 16538, 24807, 41345, 49614, 82690, 124035, 140573, 206725, 248070, 281146, 413450, 421719, 620175, 702865, 843438, 1240350, 1405730, 2108595, 3514325, 4217190, 7028650, 10542975, 21085950]

約数ペア:

[(1, 21085950), (2, 10542975), (3, 7028650), (5, 4217190), (6, 3514325), (10, 2108595), (15, 1405730), (17, 1240350), (25, 843438), (30, 702865), (34, 620175), (50, 421719), (51, 413450), (75, 281146), (85, 248070), (102, 206725), (150, 140573), (170, 124035), (255, 82690), (425, 49614), (510, 41345), (850, 24807), (1275, 16538), (2550, 8269)]