16982091

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2473}}^1$

素因数の和:2595

約数の個数: 24

約数和(自身を含む): 28302560

約数和(自身を除く): 11320469

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 2473, 6867, 7419, 17311, 22257, 51933, 155799, 269557, 808671, 1886899, 2426013, 5660697, 16982091]

約数ペア:

[(1, 16982091), (3, 5660697), (7, 2426013), (9, 1886899), (21, 808671), (63, 269557), (109, 155799), (327, 51933), (763, 22257), (981, 17311), (2289, 7419), (2473, 6867)]