21806484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11287}}^1$

素因数の和:11324

約数の個数: 48

約数和(自身を含む): 60684288

約数和(自身を除く): 38877804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 11287, 22574, 33861, 45148, 67722, 79009, 135444, 158018, 237027, 259601, 316036, 474054, 519202, 778803, 948108, 1038404, 1557606, 1817207, 3115212, 3634414, 5451621, 7268828, 10903242, 21806484]

約数ペア:

[(1, 21806484), (2, 10903242), (3, 7268828), (4, 5451621), (6, 3634414), (7, 3115212), (12, 1817207), (14, 1557606), (21, 1038404), (23, 948108), (28, 778803), (42, 519202), (46, 474054), (69, 316036), (84, 259601), (92, 237027), (138, 158018), (161, 135444), (276, 79009), (322, 67722), (483, 45148), (644, 33861), (966, 22574), (1932, 11287)]