2021115615

素因数分解:

$3^1\times 5^1\times {\mathrm{21673}}^1\times {\mathrm{6217}}^1$

素因数の和:27898

約数の個数: 16

約数和(自身を含む): 3234454368

約数和(自身を除く): 1213338753

約数列:

[1, 3, 5, 15, 6217, 18651, 21673, 31085, 65019, 93255, 108365, 325095, 134741041, 404223123, 673705205, 2021115615]

約数ペア:

[(1, 2021115615), (3, 673705205), (5, 404223123), (15, 134741041), (6217, 325095), (18651, 108365), (21673, 93255), (31085, 65019)]