2057421

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 2882880

約数和(自身を除く): 825459

約数列:

[1, 3, 41, 43, 123, 129, 389, 1167, 1763, 5289, 15949, 16727, 47847, 50181, 685807, 2057421]

約数ペア:

[(1, 2057421), (3, 685807), (41, 50181), (43, 47847), (123, 16727), (129, 15949), (389, 5289), (1167, 1763)]