21167118486

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{227}}^1\times {\mathrm{28621}}^1$

素因数の和:29037

約数の個数: 48

約数和(自身を含む): 46320241968

約数和(自身を除く): 25153123482

約数列:

[1, 2, 3, 6, 9, 18, 181, 227, 362, 454, 543, 681, 1086, 1362, 1629, 2043, 3258, 4086, 28621, 41087, 57242, 82174, 85863, 123261, 171726, 246522, 257589, 369783, 515178, 739566, 5180401, 6496967, 10360802, 12993934, 15541203, 19490901, 31082406, 38981802, 46623609, 58472703, 93247218, 116945406, 1175951027, 2351902054, 3527853081, 7055706162, 10583559243, 21167118486]

約数ペア:

[(1, 21167118486), (2, 10583559243), (3, 7055706162), (6, 3527853081), (9, 2351902054), (18, 1175951027), (181, 116945406), (227, 93247218), (362, 58472703), (454, 46623609), (543, 38981802), (681, 31082406), (1086, 19490901), (1362, 15541203), (1629, 12993934), (2043, 10360802), (3258, 6496967), (4086, 5180401), (28621, 739566), (41087, 515178), (57242, 369783), (82174, 257589), (85863, 246522), (123261, 171726)]