21804909985

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{292703}}^1$

素因数の和:293072

約数の個数: 16

約数和(自身を含む): 26807003136

約数和(自身を除く): 5002093151

約数列:

[1, 5, 47, 235, 317, 1585, 14899, 74495, 292703, 1463515, 13757041, 68785205, 92786851, 463934255, 4360981997, 21804909985]

約数ペア:

[(1, 21804909985), (5, 4360981997), (47, 463934255), (235, 92786851), (317, 68785205), (1585, 13757041), (14899, 1463515), (74495, 292703)]