21537810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2011}}^1$

素因数の和:2048

約数の個数: 96

約数和(自身を含む): 67796352

約数和(自身を除く): 46258542

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 2011, 2142, 3570, 4022, 5355, 6033, 10055, 10710, 12066, 14077, 18099, 20110, 28154, 30165, 34187, 36198, 42231, 60330, 68374, 70385, 84462, 90495, 102561, 126693, 140770, 170935, 180990, 205122, 211155, 239309, 253386, 307683, 341870, 422310, 478618, 512805, 615366, 633465, 717927, 1025610, 1196545, 1266930, 1435854, 1538415, 2153781, 2393090, 3076830, 3589635, 4307562, 7179270, 10768905, 21537810]

約数ペア:

[(1, 21537810), (2, 10768905), (3, 7179270), (5, 4307562), (6, 3589635), (7, 3076830), (9, 2393090), (10, 2153781), (14, 1538415), (15, 1435854), (17, 1266930), (18, 1196545), (21, 1025610), (30, 717927), (34, 633465), (35, 615366), (42, 512805), (45, 478618), (51, 422310), (63, 341870), (70, 307683), (85, 253386), (90, 239309), (102, 211155), (105, 205122), (119, 180990), (126, 170935), (153, 140770), (170, 126693), (210, 102561), (238, 90495), (255, 84462), (306, 70385), (315, 68374), (357, 60330), (510, 42231), (595, 36198), (630, 34187), (714, 30165), (765, 28154), (1071, 20110), (1190, 18099), (1530, 14077), (1785, 12066), (2011, 10710), (2142, 10055), (3570, 6033), (4022, 5355)]