21963447

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{73951}}^1$

素因数の和:73971

約数の個数: 16

約数和(自身を含む): 35496960

約数和(自身を除く): 13533513

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 73951, 221853, 665559, 813461, 1996677, 2440383, 7321149, 21963447]

約数ペア:

[(1, 21963447), (3, 7321149), (9, 2440383), (11, 1996677), (27, 813461), (33, 665559), (99, 221853), (297, 73951)]