21449792

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 112

約数和(自身を含む): 54620160

約数和(自身を除く): 33170368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 52, 56, 58, 64, 91, 104, 112, 116, 127, 182, 203, 208, 224, 232, 254, 364, 377, 406, 416, 448, 464, 508, 728, 754, 812, 832, 889, 928, 1016, 1456, 1508, 1624, 1651, 1778, 1856, 2032, 2639, 2912, 3016, 3248, 3302, 3556, 3683, 4064, 5278, 5824, 6032, 6496, 6604, 7112, 7366, 8128, 10556, 11557, 12064, 12992, 13208, 14224, 14732, 21112, 23114, 24128, 25781, 26416, 28448, 29464, 42224, 46228, 47879, 51562, 52832, 56896, 58928, 84448, 92456, 95758, 103124, 105664, 117856, 168896, 184912, 191516, 206248, 235712, 335153, 369824, 383032, 412496, 670306, 739648, 766064, 824992, 1340612, 1532128, 1649984, 2681224, 3064256, 5362448, 10724896, 21449792]

約数ペア:

[(1, 21449792), (2, 10724896), (4, 5362448), (7, 3064256), (8, 2681224), (13, 1649984), (14, 1532128), (16, 1340612), (26, 824992), (28, 766064), (29, 739648), (32, 670306), (52, 412496), (56, 383032), (58, 369824), (64, 335153), (91, 235712), (104, 206248), (112, 191516), (116, 184912), (127, 168896), (182, 117856), (203, 105664), (208, 103124), (224, 95758), (232, 92456), (254, 84448), (364, 58928), (377, 56896), (406, 52832), (416, 51562), (448, 47879), (464, 46228), (508, 42224), (728, 29464), (754, 28448), (812, 26416), (832, 25781), (889, 24128), (928, 23114), (1016, 21112), (1456, 14732), (1508, 14224), (1624, 13208), (1651, 12992), (1778, 12064), (1856, 11557), (2032, 10556), (2639, 8128), (2912, 7366), (3016, 7112), (3248, 6604), (3302, 6496), (3556, 6032), (3683, 5824), (4064, 5278)]