2108487

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 3006720

約数和(自身を除く): 898233

約数列:

[1, 3, 19, 57, 71, 213, 521, 1349, 1563, 4047, 9899, 29697, 36991, 110973, 702829, 2108487]

約数ペア:

[(1, 2108487), (3, 702829), (19, 110973), (57, 36991), (71, 29697), (213, 9899), (521, 4047), (1349, 1563)]