21991024561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{22741}}^1\times {\mathrm{87911}}^1$

素因数の和:110663

約数の個数: 8

約数和(自身を含む): 23991536448

約数和(自身を除く): 2000511887

約数列:

[1, 11, 22741, 87911, 250151, 967021, 1999184051, 21991024561]

約数ペア:

[(1, 21991024561), (11, 1999184051), (22741, 967021), (87911, 250151)]