21894543

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{8191}}^1$

素因数の和:8217

約数の個数: 24

約数和(自身を含む): 35782656

約数和(自身を除く): 13888113

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 8191, 24573, 73719, 90101, 221157, 270303, 663471, 810909, 1990413, 2432727, 7298181, 21894543]

約数ペア:

[(1, 21894543), (3, 7298181), (9, 2432727), (11, 1990413), (27, 810909), (33, 663471), (81, 270303), (99, 221157), (243, 90101), (297, 73719), (891, 24573), (2673, 8191)]