21527608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{141629}}^1$

素因数の和:141654

約数の個数: 16

約数和(自身を含む): 42489000

約数和(自身を除く): 20961392

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 141629, 283258, 566516, 1133032, 2690951, 5381902, 10763804, 21527608]

約数ペア:

[(1, 21527608), (2, 10763804), (4, 5381902), (8, 2690951), (19, 1133032), (38, 566516), (76, 283258), (152, 141629)]