2021155199

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1\times {\mathrm{8431}}^1$

素因数の和:9950

約数の個数: 16

約数和(自身を含む): 2412226560

約数和(自身を除く): 391071361

約数列:

[1, 7, 23, 161, 1489, 8431, 10423, 34247, 59017, 193913, 239729, 1357391, 12553759, 87876313, 288736457, 2021155199]

約数ペア:

[(1, 2021155199), (7, 288736457), (23, 87876313), (161, 12553759), (1489, 1357391), (8431, 239729), (10423, 193913), (34247, 59017)]