21184416

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{743}}^1$

素因数の和:776

約数の個数: 120

約数和(自身を含む): 68058144

約数和(自身を除く): 46873728

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 198, 216, 264, 288, 297, 324, 352, 396, 432, 528, 594, 648, 743, 792, 864, 891, 1056, 1188, 1296, 1486, 1584, 1782, 2229, 2376, 2592, 2972, 3168, 3564, 4458, 4752, 5944, 6687, 7128, 8173, 8916, 9504, 11888, 13374, 14256, 16346, 17832, 20061, 23776, 24519, 26748, 28512, 32692, 35664, 40122, 49038, 53496, 60183, 65384, 71328, 73557, 80244, 98076, 106992, 120366, 130768, 147114, 160488, 196152, 213984, 220671, 240732, 261536, 294228, 320976, 392304, 441342, 481464, 588456, 641952, 662013, 784608, 882684, 962928, 1176912, 1324026, 1765368, 1925856, 2353824, 2648052, 3530736, 5296104, 7061472, 10592208, 21184416]

約数ペア:

[(1, 21184416), (2, 10592208), (3, 7061472), (4, 5296104), (6, 3530736), (8, 2648052), (9, 2353824), (11, 1925856), (12, 1765368), (16, 1324026), (18, 1176912), (22, 962928), (24, 882684), (27, 784608), (32, 662013), (33, 641952), (36, 588456), (44, 481464), (48, 441342), (54, 392304), (66, 320976), (72, 294228), (81, 261536), (88, 240732), (96, 220671), (99, 213984), (108, 196152), (132, 160488), (144, 147114), (162, 130768), (176, 120366), (198, 106992), (216, 98076), (264, 80244), (288, 73557), (297, 71328), (324, 65384), (352, 60183), (396, 53496), (432, 49038), (528, 40122), (594, 35664), (648, 32692), (743, 28512), (792, 26748), (864, 24519), (891, 23776), (1056, 20061), (1188, 17832), (1296, 16346), (1486, 14256), (1584, 13374), (1782, 11888), (2229, 9504), (2376, 8916), (2592, 8173), (2972, 7128), (3168, 6687), (3564, 5944), (4458, 4752)]