21568656

素因数分解:

$2^4\times 3^1\times {\mathrm{449347}}^1$

素因数の和:449358

約数の個数: 20

約数和(自身を含む): 55719152

約数和(自身を除く): 34150496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 449347, 898694, 1348041, 1797388, 2696082, 3594776, 5392164, 7189552, 10784328, 21568656]

約数ペア:

[(1, 21568656), (2, 10784328), (3, 7189552), (4, 5392164), (6, 3594776), (8, 2696082), (12, 1797388), (16, 1348041), (24, 898694), (48, 449347)]