21381432

素因数分解:

$2^3\times 3^1\times {\mathrm{890893}}^1$

素因数の和:890902

約数の個数: 16

約数和(自身を含む): 53453640

約数和(自身を除く): 32072208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 890893, 1781786, 2672679, 3563572, 5345358, 7127144, 10690716, 21381432]

約数ペア:

[(1, 21381432), (2, 10690716), (3, 7127144), (4, 5345358), (6, 3563572), (8, 2672679), (12, 1781786), (24, 890893)]