21179004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22921}}^1$

素因数の和:22946

約数の個数: 48

約数和(自身を含む): 61614336

約数和(自身を除く): 40435332

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22921, 45842, 68763, 91684, 137526, 160447, 252131, 275052, 320894, 481341, 504262, 641788, 756393, 962682, 1008524, 1512786, 1764917, 1925364, 3025572, 3529834, 5294751, 7059668, 10589502, 21179004]

約数ペア:

[(1, 21179004), (2, 10589502), (3, 7059668), (4, 5294751), (6, 3529834), (7, 3025572), (11, 1925364), (12, 1764917), (14, 1512786), (21, 1008524), (22, 962682), (28, 756393), (33, 641788), (42, 504262), (44, 481341), (66, 320894), (77, 275052), (84, 252131), (132, 160447), (154, 137526), (231, 91684), (308, 68763), (462, 45842), (924, 22921)]