2021666493

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8751803}}^1$

素因数の和:8751824

約数の個数: 16

約数和(自身を含む): 3360692736

約数和(自身を除く): 1339026243

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 8751803, 26255409, 61262621, 96269833, 183787863, 288809499, 673888831, 2021666493]

約数ペア:

[(1, 2021666493), (3, 673888831), (7, 288809499), (11, 183787863), (21, 96269833), (33, 61262621), (77, 26255409), (231, 8751803)]