21728292

素因数分解:

$2^2\times 3^1\times {\mathrm{743}}^1\times {\mathrm{2437}}^1$

素因数の和:3187

約数の個数: 24

約数和(自身を含む): 50788416

約数和(自身を除く): 29060124

約数列:

[1, 2, 3, 4, 6, 12, 743, 1486, 2229, 2437, 2972, 4458, 4874, 7311, 8916, 9748, 14622, 29244, 1810691, 3621382, 5432073, 7242764, 10864146, 21728292]

約数ペア:

[(1, 21728292), (2, 10864146), (3, 7242764), (4, 5432073), (6, 3621382), (12, 1810691), (743, 29244), (1486, 14622), (2229, 9748), (2437, 8916), (2972, 7311), (4458, 4874)]