21047576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10399}}^1$

素因数の和:10439

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 23880424

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10399, 20798, 41596, 83192, 114389, 228778, 239177, 457556, 478354, 915112, 956708, 1913416, 2630947, 5261894, 10523788, 21047576]

約数ペア:

[(1, 21047576), (2, 10523788), (4, 5261894), (8, 2630947), (11, 1913416), (22, 956708), (23, 915112), (44, 478354), (46, 457556), (88, 239177), (92, 228778), (184, 114389), (253, 83192), (506, 41596), (1012, 20798), (2024, 10399)]