21084822

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1283}}^1$

素因数の和:1385

約数の個数: 48

約数和(自身を含む): 50476608

約数和(自身を除く): 29391786

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 83, 99, 166, 198, 249, 498, 747, 913, 1283, 1494, 1826, 2566, 2739, 3849, 5478, 7698, 8217, 11547, 14113, 16434, 23094, 28226, 42339, 84678, 106489, 127017, 212978, 254034, 319467, 638934, 958401, 1171379, 1916802, 2342758, 3514137, 7028274, 10542411, 21084822]

約数ペア:

[(1, 21084822), (2, 10542411), (3, 7028274), (6, 3514137), (9, 2342758), (11, 1916802), (18, 1171379), (22, 958401), (33, 638934), (66, 319467), (83, 254034), (99, 212978), (166, 127017), (198, 106489), (249, 84678), (498, 42339), (747, 28226), (913, 23094), (1283, 16434), (1494, 14113), (1826, 11547), (2566, 8217), (2739, 7698), (3849, 5478)]