21882471

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29531}}^1$

素因数の和:29566

約数の個数: 16

約数和(自身を含む): 33075840

約数和(自身を除く): 11193369

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 29531, 88593, 383903, 561089, 1151709, 1683267, 7294157, 21882471]

約数ペア:

[(1, 21882471), (3, 7294157), (13, 1683267), (19, 1151709), (39, 561089), (57, 383903), (247, 88593), (741, 29531)]