21191648

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{28793}}^1$

素因数の和:28826

約数の個数: 24

約数和(自身を含む): 43536528

約数和(自身を除く): 22344880

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 28793, 57586, 115172, 230344, 460688, 662239, 921376, 1324478, 2648956, 5297912, 10595824, 21191648]

約数ペア:

[(1, 21191648), (2, 10595824), (4, 5297912), (8, 2648956), (16, 1324478), (23, 921376), (32, 662239), (46, 460688), (92, 230344), (184, 115172), (368, 57586), (736, 28793)]