21551856

素因数分解:

$2^4\times 3^1\times {\mathrm{448997}}^1$

素因数の和:449008

約数の個数: 20

約数和(自身を含む): 55675752

約数和(自身を除く): 34123896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 448997, 897994, 1346991, 1795988, 2693982, 3591976, 5387964, 7183952, 10775928, 21551856]

約数ペア:

[(1, 21551856), (2, 10775928), (3, 7183952), (4, 5387964), (6, 3591976), (8, 2693982), (12, 1795988), (16, 1346991), (24, 897994), (48, 448997)]