20110921187

素因数分解:

$7^2\times {\mathrm{1433}}^1\times {\mathrm{286411}}^1$

素因数の和:287858

約数の個数: 12

約数和(自身を含む): 23410744056

約数和(自身を除く): 3299822869

約数列:

[1, 7, 49, 1433, 10031, 70217, 286411, 2004877, 14034139, 410426963, 2872988741, 20110921187]

約数ペア:

[(1, 20110921187), (7, 2872988741), (49, 410426963), (1433, 14034139), (10031, 2004877), (70217, 286411)]