21450996918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{10723}}^1$

素因数の和:10930

約数の個数: 96

約数和(自身を含む): 51151935744

約数和(自身を除く): 29700938826

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 83, 103, 117, 166, 206, 234, 249, 309, 498, 618, 747, 927, 1079, 1339, 1494, 1854, 2158, 2678, 3237, 4017, 6474, 8034, 8549, 9711, 10723, 12051, 17098, 19422, 21446, 24102, 25647, 32169, 51294, 64338, 76941, 96507, 111137, 139399, 153882, 193014, 222274, 278798, 333411, 418197, 666822, 836394, 890009, 1000233, 1104469, 1254591, 1780018, 2000466, 2208938, 2509182, 2670027, 3313407, 5340054, 6626814, 8010081, 9940221, 11570117, 14358097, 16020162, 19880442, 23140234, 28716194, 34710351, 43074291, 69420702, 86148582, 91670927, 104131053, 129222873, 183341854, 208262106, 258445746, 275012781, 550025562, 825038343, 1191722051, 1650076686, 2383444102, 3575166153, 7150332306, 10725498459, 21450996918]

約数ペア:

[(1, 21450996918), (2, 10725498459), (3, 7150332306), (6, 3575166153), (9, 2383444102), (13, 1650076686), (18, 1191722051), (26, 825038343), (39, 550025562), (78, 275012781), (83, 258445746), (103, 208262106), (117, 183341854), (166, 129222873), (206, 104131053), (234, 91670927), (249, 86148582), (309, 69420702), (498, 43074291), (618, 34710351), (747, 28716194), (927, 23140234), (1079, 19880442), (1339, 16020162), (1494, 14358097), (1854, 11570117), (2158, 9940221), (2678, 8010081), (3237, 6626814), (4017, 5340054), (6474, 3313407), (8034, 2670027), (8549, 2509182), (9711, 2208938), (10723, 2000466), (12051, 1780018), (17098, 1254591), (19422, 1104469), (21446, 1000233), (24102, 890009), (25647, 836394), (32169, 666822), (51294, 418197), (64338, 333411), (76941, 278798), (96507, 222274), (111137, 193014), (139399, 153882)]