21025311

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{4967}}^1$

素因数の和:5070

約数の個数: 16

約数和(自身を含む): 30046464

約数和(自身を除く): 9021153

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 4967, 14901, 84439, 253317, 412261, 1236783, 7008437, 21025311]

約数ペア:

[(1, 21025311), (3, 7008437), (17, 1236783), (51, 412261), (83, 253317), (249, 84439), (1411, 14901), (4233, 4967)]