2021557937105

素因数分解:

$5^1\times 7^1\times {\mathrm{5987}}^1\times {\mathrm{9647369}}^1$

素因数の和:9653368

約数の個数: 16

約数和(自身を含む): 2772885674880

約数和(自身を除く): 751327737775

約数列:

[1, 5, 7, 35, 5987, 29935, 41909, 209545, 9647369, 48236845, 67531583, 337657915, 57758798203, 288793991015, 404311587421, 2021557937105]

約数ペア:

[(1, 2021557937105), (5, 404311587421), (7, 288793991015), (35, 57758798203), (5987, 337657915), (29935, 67531583), (41909, 48236845), (209545, 9647369)]