2021124609

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:696

約数の個数: 96

約数和(自身を含む): 3670179840

約数和(自身を除く): 1649055231

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 127, 147, 161, 189, 207, 381, 441, 483, 523, 621, 889, 1127, 1143, 1323, 1449, 1569, 2667, 2921, 3381, 3429, 3661, 4347, 4707, 6223, 8001, 8763, 10143, 10983, 12029, 14121, 18669, 20447, 24003, 25627, 26289, 30429, 32949, 36087, 56007, 61341, 66421, 76881, 78867, 84203, 98847, 108261, 143129, 168021, 184023, 199263, 230643, 252609, 324783, 429387, 464947, 552069, 589421, 597789, 691929, 757827, 1288161, 1394841, 1527683, 1768263, 1793367, 2273481, 3254629, 3864483, 4184523, 4583049, 5304789, 9763887, 10693781, 12553569, 13749147, 15914367, 29291661, 32081343, 41247441, 74856467, 87874983, 96244029, 224569401, 288732087, 673708203, 2021124609]

約数ペア:

[(1, 2021124609), (3, 673708203), (7, 288732087), (9, 224569401), (21, 96244029), (23, 87874983), (27, 74856467), (49, 41247441), (63, 32081343), (69, 29291661), (127, 15914367), (147, 13749147), (161, 12553569), (189, 10693781), (207, 9763887), (381, 5304789), (441, 4583049), (483, 4184523), (523, 3864483), (621, 3254629), (889, 2273481), (1127, 1793367), (1143, 1768263), (1323, 1527683), (1449, 1394841), (1569, 1288161), (2667, 757827), (2921, 691929), (3381, 597789), (3429, 589421), (3661, 552069), (4347, 464947), (4707, 429387), (6223, 324783), (8001, 252609), (8763, 230643), (10143, 199263), (10983, 184023), (12029, 168021), (14121, 143129), (18669, 108261), (20447, 98847), (24003, 84203), (25627, 78867), (26289, 76881), (30429, 66421), (32949, 61341), (36087, 56007)]