21049320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{175411}}^1$

素因数の和:175425

約数の個数: 32

約数和(自身を含む): 63148320

約数和(自身を除く): 42099000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 175411, 350822, 526233, 701644, 877055, 1052466, 1403288, 1754110, 2104932, 2631165, 3508220, 4209864, 5262330, 7016440, 10524660, 21049320]

約数ペア:

[(1, 21049320), (2, 10524660), (3, 7016440), (4, 5262330), (5, 4209864), (6, 3508220), (8, 2631165), (10, 2104932), (12, 1754110), (15, 1403288), (20, 1052466), (24, 877055), (30, 701644), (40, 526233), (60, 350822), (120, 175411)]