21198824

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{115211}}^1$

素因数の和:115240

約数の個数: 16

約数和(自身を含む): 41476320

約数和(自身を除く): 20277496

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 115211, 230422, 460844, 921688, 2649853, 5299706, 10599412, 21198824]

約数ペア:

[(1, 21198824), (2, 10599412), (4, 5299706), (8, 2649853), (23, 921688), (46, 460844), (92, 230422), (184, 115211)]