21715464

素因数分解:

$2^3\times 3^1\times {\mathrm{904811}}^1$

素因数の和:904820

約数の個数: 16

約数和(自身を含む): 54288720

約数和(自身を除く): 32573256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 904811, 1809622, 2714433, 3619244, 5428866, 7238488, 10857732, 21715464]

約数ペア:

[(1, 21715464), (2, 10857732), (3, 7238488), (4, 5428866), (6, 3619244), (8, 2714433), (12, 1809622), (24, 904811)]