2021491073

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{286777}}^1$

素因数の和:286856

約数の個数: 16

約数和(自身を含む): 2477761920

約数和(自身を除く): 456270847

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 286777, 2007439, 5448763, 15199181, 38141341, 106394267, 288784439, 2021491073]

約数ペア:

[(1, 2021491073), (7, 288784439), (19, 106394267), (53, 38141341), (133, 15199181), (371, 5448763), (1007, 2007439), (7049, 286777)]