21251552

素因数分解:

$2^5\times 7^1\times {\mathrm{94873}}^1$

素因数の和:94890

約数の個数: 24

約数和(自身を含む): 47816496

約数和(自身を除く): 26564944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94873, 189746, 379492, 664111, 758984, 1328222, 1517968, 2656444, 3035936, 5312888, 10625776, 21251552]

約数ペア:

[(1, 21251552), (2, 10625776), (4, 5312888), (7, 3035936), (8, 2656444), (14, 1517968), (16, 1328222), (28, 758984), (32, 664111), (56, 379492), (112, 189746), (224, 94873)]