21231066

素因数分解:

$2^1\times 3^1\times {\mathrm{349}}^1\times {\mathrm{10139}}^1$

素因数の和:10493

約数の個数: 16

約数和(自身を含む): 42588000

約数和(自身を除く): 21356934

約数列:

[1, 2, 3, 6, 349, 698, 1047, 2094, 10139, 20278, 30417, 60834, 3538511, 7077022, 10615533, 21231066]

約数ペア:

[(1, 21231066), (2, 10615533), (3, 7077022), (6, 3538511), (349, 60834), (698, 30417), (1047, 20278), (2094, 10139)]