2171823

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 16

約数和(自身を含む): 3012096

約数和(自身を除く): 840273

約数列:

[1, 3, 47, 73, 141, 211, 219, 633, 3431, 9917, 10293, 15403, 29751, 46209, 723941, 2171823]

約数ペア:

[(1, 2171823), (3, 723941), (47, 46209), (73, 29751), (141, 15403), (211, 10293), (219, 9917), (633, 3431)]