21541806

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8369}}^1$

素因数の和:8401

約数の個数: 48

約数和(自身を含む): 54840240

約数和(自身を除く): 33298434

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 8369, 16738, 25107, 50214, 75321, 92059, 108797, 150642, 184118, 217594, 276177, 326391, 552354, 652782, 828531, 979173, 1196767, 1657062, 1958346, 2393534, 3590301, 7180602, 10770903, 21541806]

約数ペア:

[(1, 21541806), (2, 10770903), (3, 7180602), (6, 3590301), (9, 2393534), (11, 1958346), (13, 1657062), (18, 1196767), (22, 979173), (26, 828531), (33, 652782), (39, 552354), (66, 326391), (78, 276177), (99, 217594), (117, 184118), (143, 150642), (198, 108797), (234, 92059), (286, 75321), (429, 50214), (858, 25107), (1287, 16738), (2574, 8369)]