21134514808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{7687}}^1$

素因数の和:8060

約数の個数: 64

約数和(自身を含む): 43729344000

約数和(自身を除く): 22594829192

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 157, 199, 314, 398, 628, 796, 1256, 1592, 1727, 2189, 3454, 4378, 6908, 7687, 8756, 13816, 15374, 17512, 30748, 31243, 61496, 62486, 84557, 124972, 169114, 249944, 338228, 343673, 676456, 687346, 1206859, 1374692, 1529713, 2413718, 2749384, 3059426, 4827436, 6118852, 9654872, 12237704, 13275449, 16826843, 26550898, 33653686, 53101796, 67307372, 106203592, 134614744, 240164941, 480329882, 960659764, 1921319528, 2641814351, 5283628702, 10567257404, 21134514808]

約数ペア:

[(1, 21134514808), (2, 10567257404), (4, 5283628702), (8, 2641814351), (11, 1921319528), (22, 960659764), (44, 480329882), (88, 240164941), (157, 134614744), (199, 106203592), (314, 67307372), (398, 53101796), (628, 33653686), (796, 26550898), (1256, 16826843), (1592, 13275449), (1727, 12237704), (2189, 9654872), (3454, 6118852), (4378, 4827436), (6908, 3059426), (7687, 2749384), (8756, 2413718), (13816, 1529713), (15374, 1374692), (17512, 1206859), (30748, 687346), (31243, 676456), (61496, 343673), (62486, 338228), (84557, 249944), (124972, 169114)]