17721046

素因数分解:

$2^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{857}}^1$

素因数の和:1084

約数の個数: 24

約数和(自身を含む): 31104216

約数和(自身を除く): 13383170

約数列:

[1, 2, 7, 14, 49, 98, 211, 422, 857, 1477, 1714, 2954, 5999, 10339, 11998, 20678, 41993, 83986, 180827, 361654, 1265789, 2531578, 8860523, 17721046]

約数ペア:

[(1, 17721046), (2, 8860523), (7, 2531578), (14, 1265789), (49, 361654), (98, 180827), (211, 83986), (422, 41993), (857, 20678), (1477, 11998), (1714, 10339), (2954, 5999)]