21460467

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13999}}^1$

素因数の和:14082

約数の個数: 16

約数和(自身を含む): 33152000

約数和(自身を除く): 11691533

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 13999, 41997, 97993, 293979, 1021927, 3065781, 7153489, 21460467]

約数ペア:

[(1, 21460467), (3, 7153489), (7, 3065781), (21, 1021927), (73, 293979), (219, 97993), (511, 41997), (1533, 13999)]