21453348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2011}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 57688064

約数和(自身を除く): 36234716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1778, 2011, 2667, 3556, 4022, 5334, 6033, 8044, 10668, 12066, 14077, 24132, 28154, 42231, 56308, 84462, 168924, 255397, 510794, 766191, 1021588, 1532382, 1787779, 3064764, 3575558, 5363337, 7151116, 10726674, 21453348]

約数ペア:

[(1, 21453348), (2, 10726674), (3, 7151116), (4, 5363337), (6, 3575558), (7, 3064764), (12, 1787779), (14, 1532382), (21, 1021588), (28, 766191), (42, 510794), (84, 255397), (127, 168924), (254, 84462), (381, 56308), (508, 42231), (762, 28154), (889, 24132), (1524, 14077), (1778, 12066), (2011, 10668), (2667, 8044), (3556, 6033), (4022, 5334)]