21077400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{35129}}^1$

素因数の和:35148

約数の個数: 48

約数和(自身を含む): 65341800

約数和(自身を除く): 44264400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 35129, 70258, 105387, 140516, 175645, 210774, 281032, 351290, 421548, 526935, 702580, 843096, 878225, 1053870, 1405160, 1756450, 2107740, 2634675, 3512900, 4215480, 5269350, 7025800, 10538700, 21077400]

約数ペア:

[(1, 21077400), (2, 10538700), (3, 7025800), (4, 5269350), (5, 4215480), (6, 3512900), (8, 2634675), (10, 2107740), (12, 1756450), (15, 1405160), (20, 1053870), (24, 878225), (25, 843096), (30, 702580), (40, 526935), (50, 421548), (60, 351290), (75, 281032), (100, 210774), (120, 175645), (150, 140516), (200, 105387), (300, 70258), (600, 35129)]