21928016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5417}}^1$

素因数の和:5459

約数の個数: 40

約数和(自身を含む): 48371904

約数和(自身を除く): 26443888

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 5417, 10834, 21668, 43336, 59587, 86672, 119174, 124591, 238348, 249182, 476696, 498364, 953392, 996728, 1370501, 1993456, 2741002, 5482004, 10964008, 21928016]

約数ペア:

[(1, 21928016), (2, 10964008), (4, 5482004), (8, 2741002), (11, 1993456), (16, 1370501), (22, 996728), (23, 953392), (44, 498364), (46, 476696), (88, 249182), (92, 238348), (176, 124591), (184, 119174), (253, 86672), (368, 59587), (506, 43336), (1012, 21668), (2024, 10834), (4048, 5417)]