21566272

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:85

約数の個数: 126

約数和(自身を含む): 56044338

約数和(自身を除く): 34478066

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 49, 52, 56, 64, 91, 92, 98, 104, 112, 161, 182, 184, 196, 208, 224, 299, 322, 364, 368, 392, 416, 448, 529, 598, 637, 644, 728, 736, 784, 832, 1058, 1127, 1196, 1274, 1288, 1456, 1472, 1568, 2093, 2116, 2254, 2392, 2548, 2576, 2912, 3136, 3703, 4186, 4232, 4508, 4784, 5096, 5152, 5824, 6877, 7406, 8372, 8464, 9016, 9568, 10192, 10304, 13754, 14651, 14812, 16744, 16928, 18032, 19136, 20384, 25921, 27508, 29302, 29624, 33488, 33856, 36064, 40768, 48139, 51842, 55016, 58604, 59248, 66976, 72128, 96278, 103684, 110032, 117208, 118496, 133952, 192556, 207368, 220064, 234416, 236992, 336973, 385112, 414736, 440128, 468832, 673946, 770224, 829472, 937664, 1347892, 1540448, 1658944, 2695784, 3080896, 5391568, 10783136, 21566272]

約数ペア:

[(1, 21566272), (2, 10783136), (4, 5391568), (7, 3080896), (8, 2695784), (13, 1658944), (14, 1540448), (16, 1347892), (23, 937664), (26, 829472), (28, 770224), (32, 673946), (46, 468832), (49, 440128), (52, 414736), (56, 385112), (64, 336973), (91, 236992), (92, 234416), (98, 220064), (104, 207368), (112, 192556), (161, 133952), (182, 118496), (184, 117208), (196, 110032), (208, 103684), (224, 96278), (299, 72128), (322, 66976), (364, 59248), (368, 58604), (392, 55016), (416, 51842), (448, 48139), (529, 40768), (598, 36064), (637, 33856), (644, 33488), (728, 29624), (736, 29302), (784, 27508), (832, 25921), (1058, 20384), (1127, 19136), (1196, 18032), (1274, 16928), (1288, 16744), (1456, 14812), (1472, 14651), (1568, 13754), (2093, 10304), (2116, 10192), (2254, 9568), (2392, 9016), (2548, 8464), (2576, 8372), (2912, 7406), (3136, 6877), (3703, 5824), (4186, 5152), (4232, 5096), (4508, 4784)]