21102248

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{56123}}^1$

素因数の和:56176

約数の個数: 16

約数和(自身を含む): 40409280

約数和(自身を除く): 19307032

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 56123, 112246, 224492, 448984, 2637781, 5275562, 10551124, 21102248]

約数ペア:

[(1, 21102248), (2, 10551124), (4, 5275562), (8, 2637781), (47, 448984), (94, 224492), (188, 112246), (376, 56123)]