21425273259

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28913999}}^1$

素因数の和:28914034

約数の個数: 16

約数和(自身を含む): 32383680000

約数和(自身を除く): 10958406741

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 28913999, 86741997, 375881987, 549365981, 1127645961, 1648097943, 7141757753, 21425273259]

約数ペア:

[(1, 21425273259), (3, 7141757753), (13, 1648097943), (19, 1127645961), (39, 549365981), (57, 375881987), (247, 86741997), (741, 28913999)]