20961768

素因数分解:

$2^3\times 3^1\times {\mathrm{873407}}^1$

素因数の和:873416

約数の個数: 16

約数和(自身を含む): 52404480

約数和(自身を除く): 31442712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 873407, 1746814, 2620221, 3493628, 5240442, 6987256, 10480884, 20961768]

約数ペア:

[(1, 20961768), (2, 10480884), (3, 6987256), (4, 5240442), (6, 3493628), (8, 2620221), (12, 1746814), (24, 873407)]