2109365727

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{722633}}^1$

素因数の和:722782

約数の個数: 16

約数和(自身を含む): 3237400320

約数和(自身を除く): 1128034593

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 722633, 2167899, 5058431, 15175293, 100445987, 301337961, 703121909, 2109365727]

約数ペア:

[(1, 2109365727), (3, 703121909), (7, 301337961), (21, 100445987), (139, 15175293), (417, 5058431), (973, 2167899), (2919, 722633)]