21560600

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1609}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 50908200

約数和(自身を除く): 29347600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 536, 670, 1340, 1609, 1675, 2680, 3218, 3350, 6436, 6700, 8045, 12872, 13400, 16090, 32180, 40225, 64360, 80450, 107803, 160900, 215606, 321800, 431212, 539015, 862424, 1078030, 2156060, 2695075, 4312120, 5390150, 10780300, 21560600]

約数ペア:

[(1, 21560600), (2, 10780300), (4, 5390150), (5, 4312120), (8, 2695075), (10, 2156060), (20, 1078030), (25, 862424), (40, 539015), (50, 431212), (67, 321800), (100, 215606), (134, 160900), (200, 107803), (268, 80450), (335, 64360), (536, 40225), (670, 32180), (1340, 16090), (1609, 13400), (1675, 12872), (2680, 8045), (3218, 6700), (3350, 6436)]