21186464

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50929}}^1$

素因数の和:50952

約数の個数: 24

約数和(自身を含む): 44920260

約数和(自身を除く): 23733796

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50929, 101858, 203716, 407432, 662077, 814864, 1324154, 1629728, 2648308, 5296616, 10593232, 21186464]

約数ペア:

[(1, 21186464), (2, 10593232), (4, 5296616), (8, 2648308), (13, 1629728), (16, 1324154), (26, 814864), (32, 662077), (52, 407432), (104, 203716), (208, 101858), (416, 50929)]