16966089

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3793}}^1$

素因数の和:3877

約数の個数: 24

約数和(自身を含む): 28409472

約数和(自身を除く): 11443383

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 3793, 4473, 11379, 26551, 34137, 79653, 238959, 269303, 807909, 1885121, 2423727, 5655363, 16966089]

約数ペア:

[(1, 16966089), (3, 5655363), (7, 2423727), (9, 1885121), (21, 807909), (63, 269303), (71, 238959), (213, 79653), (497, 34137), (639, 26551), (1491, 11379), (3793, 4473)]