21724184489

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{8753}}^1\times {\mathrm{18661}}^1$

素因数の和:27440

約数の個数: 16

約数和(自身を含む): 26138743680

約数和(自身を除く): 4414559191

約数列:

[1, 7, 19, 133, 8753, 18661, 61271, 130627, 166307, 354559, 1164149, 2481913, 163339733, 1143378131, 3103454927, 21724184489]

約数ペア:

[(1, 21724184489), (7, 3103454927), (19, 1143378131), (133, 163339733), (8753, 2481913), (18661, 1164149), (61271, 354559), (130627, 166307)]