21108054

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319819}}^1$

素因数の和:319835

約数の個数: 16

約数和(自身を含む): 46054080

約数和(自身を除く): 24946026

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319819, 639638, 959457, 1918914, 3518009, 7036018, 10554027, 21108054]

約数ペア:

[(1, 21108054), (2, 10554027), (3, 7036018), (6, 3518009), (11, 1918914), (22, 959457), (33, 639638), (66, 319819)]