21497562

素因数分解:

$2^1\times 3^4\times {\mathrm{132701}}^1$

素因数の和:132715

約数の個数: 20

約数和(自身を含む): 48170826

約数和(自身を除く): 26673264

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132701, 265402, 398103, 796206, 1194309, 2388618, 3582927, 7165854, 10748781, 21497562]

約数ペア:

[(1, 21497562), (2, 10748781), (3, 7165854), (6, 3582927), (9, 2388618), (18, 1194309), (27, 796206), (54, 398103), (81, 265402), (162, 132701)]