21841858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{1039}}^1$

素因数の和:1521

約数の個数: 16

約数和(自身を含む): 34295040

約数和(自身を除く): 12453182

約数列:

[1, 2, 23, 46, 457, 914, 1039, 2078, 10511, 21022, 23897, 47794, 474823, 949646, 10920929, 21841858]

約数ペア:

[(1, 21841858), (2, 10920929), (23, 949646), (46, 474823), (457, 47794), (914, 23897), (1039, 21022), (2078, 10511)]