21576576

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:396

約数の個数: 128

約数和(自身を含む): 68544000

約数和(自身を除く): 46967424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 128, 138, 161, 168, 184, 192, 224, 276, 322, 336, 349, 368, 384, 448, 483, 552, 644, 672, 698, 736, 896, 966, 1047, 1104, 1288, 1344, 1396, 1472, 1932, 2094, 2208, 2443, 2576, 2688, 2792, 2944, 3864, 4188, 4416, 4886, 5152, 5584, 7329, 7728, 8027, 8376, 8832, 9772, 10304, 11168, 14658, 15456, 16054, 16752, 19544, 20608, 22336, 24081, 29316, 30912, 32108, 33504, 39088, 44672, 48162, 56189, 58632, 61824, 64216, 67008, 78176, 96324, 112378, 117264, 128432, 134016, 156352, 168567, 192648, 224756, 234528, 256864, 312704, 337134, 385296, 449512, 469056, 513728, 674268, 770592, 899024, 938112, 1027456, 1348536, 1541184, 1798048, 2697072, 3082368, 3596096, 5394144, 7192192, 10788288, 21576576]

約数ペア:

[(1, 21576576), (2, 10788288), (3, 7192192), (4, 5394144), (6, 3596096), (7, 3082368), (8, 2697072), (12, 1798048), (14, 1541184), (16, 1348536), (21, 1027456), (23, 938112), (24, 899024), (28, 770592), (32, 674268), (42, 513728), (46, 469056), (48, 449512), (56, 385296), (64, 337134), (69, 312704), (84, 256864), (92, 234528), (96, 224756), (112, 192648), (128, 168567), (138, 156352), (161, 134016), (168, 128432), (184, 117264), (192, 112378), (224, 96324), (276, 78176), (322, 67008), (336, 64216), (349, 61824), (368, 58632), (384, 56189), (448, 48162), (483, 44672), (552, 39088), (644, 33504), (672, 32108), (698, 30912), (736, 29316), (896, 24081), (966, 22336), (1047, 20608), (1104, 19544), (1288, 16752), (1344, 16054), (1396, 15456), (1472, 14658), (1932, 11168), (2094, 10304), (2208, 9772), (2443, 8832), (2576, 8376), (2688, 8027), (2792, 7728), (2944, 7329), (3864, 5584), (4188, 5152), (4416, 4886)]