21534579

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{24169}}^1$

素因数の和:24192

約数の個数: 20

約数和(自身を含む): 35094840

約数和(自身を除く): 13560261

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 24169, 72507, 217521, 265859, 652563, 797577, 1957689, 2392731, 7178193, 21534579]

約数ペア:

[(1, 21534579), (3, 7178193), (9, 2392731), (11, 1957689), (27, 797577), (33, 652563), (81, 265859), (99, 217521), (297, 72507), (891, 24169)]