21536256

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{2003}}^1$

素因数の和:2031

約数の個数: 80

約数和(自身を含む): 65602944

約数和(自身を除く): 44066688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2003, 2688, 3584, 4006, 5376, 6009, 8012, 10752, 12018, 14021, 16024, 24036, 28042, 32048, 42063, 48072, 56084, 64096, 84126, 96144, 112168, 128192, 168252, 192288, 224336, 256384, 336504, 384576, 448672, 512768, 673008, 769152, 897344, 1025536, 1346016, 1538304, 1794688, 2692032, 3076608, 3589376, 5384064, 7178752, 10768128, 21536256]

約数ペア:

[(1, 21536256), (2, 10768128), (3, 7178752), (4, 5384064), (6, 3589376), (7, 3076608), (8, 2692032), (12, 1794688), (14, 1538304), (16, 1346016), (21, 1025536), (24, 897344), (28, 769152), (32, 673008), (42, 512768), (48, 448672), (56, 384576), (64, 336504), (84, 256384), (96, 224336), (112, 192288), (128, 168252), (168, 128192), (192, 112168), (224, 96144), (256, 84126), (336, 64096), (384, 56084), (448, 48072), (512, 42063), (672, 32048), (768, 28042), (896, 24036), (1344, 16024), (1536, 14021), (1792, 12018), (2003, 10752), (2688, 8012), (3584, 6009), (4006, 5376)]