2186421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1060

約数の個数: 16

約数和(自身を含む): 3161664

約数和(自身を除く): 975243

約数列:

[1, 3, 17, 43, 51, 129, 731, 997, 2193, 2991, 16949, 42871, 50847, 128613, 728807, 2186421]

約数ペア:

[(1, 2186421), (3, 728807), (17, 128613), (43, 50847), (51, 42871), (129, 16949), (731, 2991), (997, 2193)]