21000998736

素因数分解:

$2^4\times 3^3\times {\mathrm{2767}}^1\times {\mathrm{17569}}^1$

素因数の和:20353

約数の個数: 80

約数和(自身を含む): 60305862400

約数和(自身を除く): 39304863664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 2767, 5534, 8301, 11068, 16602, 17569, 22136, 24903, 33204, 35138, 44272, 49806, 52707, 66408, 70276, 74709, 99612, 105414, 132816, 140552, 149418, 158121, 199224, 210828, 281104, 298836, 316242, 398448, 421656, 474363, 597672, 632484, 843312, 948726, 1195344, 1264968, 1897452, 2529936, 3794904, 7589808, 48613423, 97226846, 145840269, 194453692, 291680538, 388907384, 437520807, 583361076, 777814768, 875041614, 1166722152, 1312562421, 1750083228, 2333444304, 2625124842, 3500166456, 5250249684, 7000332912, 10500499368, 21000998736]

約数ペア:

[(1, 21000998736), (2, 10500499368), (3, 7000332912), (4, 5250249684), (6, 3500166456), (8, 2625124842), (9, 2333444304), (12, 1750083228), (16, 1312562421), (18, 1166722152), (24, 875041614), (27, 777814768), (36, 583361076), (48, 437520807), (54, 388907384), (72, 291680538), (108, 194453692), (144, 145840269), (216, 97226846), (432, 48613423), (2767, 7589808), (5534, 3794904), (8301, 2529936), (11068, 1897452), (16602, 1264968), (17569, 1195344), (22136, 948726), (24903, 843312), (33204, 632484), (35138, 597672), (44272, 474363), (49806, 421656), (52707, 398448), (66408, 316242), (70276, 298836), (74709, 281104), (99612, 210828), (105414, 199224), (132816, 158121), (140552, 149418)]