21537888

素因数分解:

$2^5\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1429}}^1$

素因数の和:1599

約数の個数: 48

約数和(自身を含む): 56936880

約数和(自身を除く): 35398992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 157, 314, 471, 628, 942, 1256, 1429, 1884, 2512, 2858, 3768, 4287, 5024, 5716, 7536, 8574, 11432, 15072, 17148, 22864, 34296, 45728, 68592, 137184, 224353, 448706, 673059, 897412, 1346118, 1794824, 2692236, 3589648, 5384472, 7179296, 10768944, 21537888]

約数ペア:

[(1, 21537888), (2, 10768944), (3, 7179296), (4, 5384472), (6, 3589648), (8, 2692236), (12, 1794824), (16, 1346118), (24, 897412), (32, 673059), (48, 448706), (96, 224353), (157, 137184), (314, 68592), (471, 45728), (628, 34296), (942, 22864), (1256, 17148), (1429, 15072), (1884, 11432), (2512, 8574), (2858, 7536), (3768, 5716), (4287, 5024)]