21688608

素因数分解:

$2^5\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1439}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 57335040

約数和(自身を除く): 35646432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 157, 314, 471, 628, 942, 1256, 1439, 1884, 2512, 2878, 3768, 4317, 5024, 5756, 7536, 8634, 11512, 15072, 17268, 23024, 34536, 46048, 69072, 138144, 225923, 451846, 677769, 903692, 1355538, 1807384, 2711076, 3614768, 5422152, 7229536, 10844304, 21688608]

約数ペア:

[(1, 21688608), (2, 10844304), (3, 7229536), (4, 5422152), (6, 3614768), (8, 2711076), (12, 1807384), (16, 1355538), (24, 903692), (32, 677769), (48, 451846), (96, 225923), (157, 138144), (314, 69072), (471, 46048), (628, 34536), (942, 23024), (1256, 17268), (1439, 15072), (1884, 11512), (2512, 8634), (2878, 7536), (3768, 5756), (4317, 5024)]