21304814103

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{284759}}^1$

素因数の和:284948

約数の個数: 32

約数和(自身を含む): 33624460800

約数和(自身を除く): 12319646697

約数列:

[1, 3, 9, 17, 27, 51, 153, 163, 459, 489, 1467, 2771, 4401, 8313, 24939, 74817, 284759, 854277, 2562831, 4840903, 7688493, 14522709, 43568127, 46415717, 130704381, 139247151, 417741453, 789067189, 1253224359, 2367201567, 7101604701, 21304814103]

約数ペア:

[(1, 21304814103), (3, 7101604701), (9, 2367201567), (17, 1253224359), (27, 789067189), (51, 417741453), (153, 139247151), (163, 130704381), (459, 46415717), (489, 43568127), (1467, 14522709), (2771, 7688493), (4401, 4840903), (8313, 2562831), (24939, 854277), (74817, 284759)]