21573552

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:491

約数の個数: 160

約数和(自身を含む): 74995200

約数和(自身を除く): 53421648

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 33, 39, 42, 44, 48, 52, 56, 66, 77, 78, 84, 88, 91, 104, 112, 132, 143, 154, 156, 168, 176, 182, 208, 231, 264, 273, 286, 308, 312, 336, 364, 429, 449, 462, 528, 546, 572, 616, 624, 728, 858, 898, 924, 1001, 1092, 1144, 1232, 1347, 1456, 1716, 1796, 1848, 2002, 2184, 2288, 2694, 3003, 3143, 3432, 3592, 3696, 4004, 4368, 4939, 5388, 5837, 6006, 6286, 6864, 7184, 8008, 9429, 9878, 10776, 11674, 12012, 12572, 14817, 16016, 17511, 18858, 19756, 21552, 23348, 24024, 25144, 29634, 34573, 35022, 37716, 39512, 40859, 46696, 48048, 50288, 59268, 64207, 69146, 70044, 75432, 79024, 81718, 93392, 103719, 118536, 122577, 128414, 138292, 140088, 150864, 163436, 192621, 207438, 237072, 245154, 256828, 276584, 280176, 326872, 385242, 414876, 449449, 490308, 513656, 553168, 653744, 770484, 829752, 898898, 980616, 1027312, 1348347, 1540968, 1659504, 1797796, 1961232, 2696694, 3081936, 3595592, 5393388, 7191184, 10786776, 21573552]

約数ペア:

[(1, 21573552), (2, 10786776), (3, 7191184), (4, 5393388), (6, 3595592), (7, 3081936), (8, 2696694), (11, 1961232), (12, 1797796), (13, 1659504), (14, 1540968), (16, 1348347), (21, 1027312), (22, 980616), (24, 898898), (26, 829752), (28, 770484), (33, 653744), (39, 553168), (42, 513656), (44, 490308), (48, 449449), (52, 414876), (56, 385242), (66, 326872), (77, 280176), (78, 276584), (84, 256828), (88, 245154), (91, 237072), (104, 207438), (112, 192621), (132, 163436), (143, 150864), (154, 140088), (156, 138292), (168, 128414), (176, 122577), (182, 118536), (208, 103719), (231, 93392), (264, 81718), (273, 79024), (286, 75432), (308, 70044), (312, 69146), (336, 64207), (364, 59268), (429, 50288), (449, 48048), (462, 46696), (528, 40859), (546, 39512), (572, 37716), (616, 35022), (624, 34573), (728, 29634), (858, 25144), (898, 24024), (924, 23348), (1001, 21552), (1092, 19756), (1144, 18858), (1232, 17511), (1347, 16016), (1456, 14817), (1716, 12572), (1796, 12012), (1848, 11674), (2002, 10776), (2184, 9878), (2288, 9429), (2694, 8008), (3003, 7184), (3143, 6864), (3432, 6286), (3592, 6006), (3696, 5837), (4004, 5388), (4368, 4939)]