21936146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4153}}^1$

素因数の和:4313

約数の個数: 16

約数和(自身を含む): 34893600

約数和(自身を除く): 12957454

約数列:

[1, 2, 19, 38, 139, 278, 2641, 4153, 5282, 8306, 78907, 157814, 577267, 1154534, 10968073, 21936146]

約数ペア:

[(1, 21936146), (2, 10968073), (19, 1154534), (38, 577267), (139, 157814), (278, 78907), (2641, 8306), (4153, 5282)]