21553576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{463}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 46186560

約数和(自身を除く): 24632984

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 463, 506, 529, 926, 1012, 1058, 1852, 2024, 2116, 3704, 4232, 5093, 5819, 10186, 10649, 11638, 20372, 21298, 23276, 40744, 42596, 46552, 85192, 117139, 234278, 244927, 468556, 489854, 937112, 979708, 1959416, 2694197, 5388394, 10776788, 21553576]

約数ペア:

[(1, 21553576), (2, 10776788), (4, 5388394), (8, 2694197), (11, 1959416), (22, 979708), (23, 937112), (44, 489854), (46, 468556), (88, 244927), (92, 234278), (184, 117139), (253, 85192), (463, 46552), (506, 42596), (529, 40744), (926, 23276), (1012, 21298), (1058, 20372), (1852, 11638), (2024, 10649), (2116, 10186), (3704, 5819), (4232, 5093)]