2128438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1239

約数の個数: 16

約数和(自身を含む): 3489696

約数和(自身を除く): 1361258

約数列:

[1, 2, 13, 26, 71, 142, 923, 1153, 1846, 2306, 14989, 29978, 81863, 163726, 1064219, 2128438]

約数ペア:

[(1, 2128438), (2, 1064219), (13, 163726), (26, 81863), (71, 29978), (142, 14989), (923, 2306), (1153, 1846)]