21250536

素因数分解:

$2^3\times 3^1\times {\mathrm{523}}^1\times {\mathrm{1693}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 53259360

約数和(自身を除く): 32008824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 523, 1046, 1569, 1693, 2092, 3138, 3386, 4184, 5079, 6276, 6772, 10158, 12552, 13544, 20316, 40632, 885439, 1770878, 2656317, 3541756, 5312634, 7083512, 10625268, 21250536]

約数ペア:

[(1, 21250536), (2, 10625268), (3, 7083512), (4, 5312634), (6, 3541756), (8, 2656317), (12, 1770878), (24, 885439), (523, 40632), (1046, 20316), (1569, 13544), (1693, 12552), (2092, 10158), (3138, 6772), (3386, 6276), (4184, 5079)]