21090789826

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7771109}}^1$

素因数の和:7771193

約数の個数: 16

約数和(自身を含む): 33571195200

約数和(自身を除く): 12480405374

約数列:

[1, 2, 23, 46, 59, 118, 1357, 2714, 7771109, 15542218, 178735507, 357471014, 458495431, 916990862, 10545394913, 21090789826]

約数ペア:

[(1, 21090789826), (2, 10545394913), (23, 916990862), (46, 458495431), (59, 357471014), (118, 178735507), (1357, 15542218), (2714, 7771109)]