21756991391

素因数分解:

${\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{827}}^1\times {\mathrm{9857}}^1$

素因数の和:10858

約数の個数: 16

約数和(自身を含む): 23213933856

約数和(自身を除く): 1456942465

約数列:

[1, 17, 157, 827, 2669, 9857, 14059, 129839, 167569, 1547549, 2207263, 8151739, 26308333, 138579563, 1279823023, 21756991391]

約数ペア:

[(1, 21756991391), (17, 1279823023), (157, 138579563), (827, 26308333), (2669, 8151739), (9857, 2207263), (14059, 1547549), (129839, 167569)]