21745956

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{751}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 53903360

約数和(自身を除く): 32157404

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 127, 228, 254, 381, 508, 751, 762, 1502, 1524, 2253, 2413, 3004, 4506, 4826, 7239, 9012, 9652, 14269, 14478, 28538, 28956, 42807, 57076, 85614, 95377, 171228, 190754, 286131, 381508, 572262, 1144524, 1812163, 3624326, 5436489, 7248652, 10872978, 21745956]

約数ペア:

[(1, 21745956), (2, 10872978), (3, 7248652), (4, 5436489), (6, 3624326), (12, 1812163), (19, 1144524), (38, 572262), (57, 381508), (76, 286131), (114, 190754), (127, 171228), (228, 95377), (254, 85614), (381, 57076), (508, 42807), (751, 28956), (762, 28538), (1502, 14478), (1524, 14269), (2253, 9652), (2413, 9012), (3004, 7239), (4506, 4826)]