21447360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:711

約数の個数: 168

約数和(自身を含む): 80595216

約数和(自身を除く): 59147856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 660, 677, 704, 720, 792, 880, 960, 990, 1056, 1320, 1354, 1440, 1584, 1760, 1980, 2031, 2112, 2640, 2708, 2880, 3168, 3385, 3520, 3960, 4062, 5280, 5416, 6093, 6336, 6770, 7447, 7920, 8124, 10155, 10560, 10832, 12186, 13540, 14894, 15840, 16248, 20310, 21664, 22341, 24372, 27080, 29788, 30465, 31680, 32496, 37235, 40620, 43328, 44682, 48744, 54160, 59576, 60930, 64992, 67023, 74470, 81240, 89364, 97488, 108320, 111705, 119152, 121860, 129984, 134046, 148940, 162480, 178728, 194976, 216640, 223410, 238304, 243720, 268092, 297880, 324960, 335115, 357456, 389952, 446820, 476608, 487440, 536184, 595760, 649920, 670230, 714912, 893640, 974880, 1072368, 1191520, 1340460, 1429824, 1787280, 1949760, 2144736, 2383040, 2680920, 3574560, 4289472, 5361840, 7149120, 10723680, 21447360]

約数ペア:

[(1, 21447360), (2, 10723680), (3, 7149120), (4, 5361840), (5, 4289472), (6, 3574560), (8, 2680920), (9, 2383040), (10, 2144736), (11, 1949760), (12, 1787280), (15, 1429824), (16, 1340460), (18, 1191520), (20, 1072368), (22, 974880), (24, 893640), (30, 714912), (32, 670230), (33, 649920), (36, 595760), (40, 536184), (44, 487440), (45, 476608), (48, 446820), (55, 389952), (60, 357456), (64, 335115), (66, 324960), (72, 297880), (80, 268092), (88, 243720), (90, 238304), (96, 223410), (99, 216640), (110, 194976), (120, 178728), (132, 162480), (144, 148940), (160, 134046), (165, 129984), (176, 121860), (180, 119152), (192, 111705), (198, 108320), (220, 97488), (240, 89364), (264, 81240), (288, 74470), (320, 67023), (330, 64992), (352, 60930), (360, 59576), (396, 54160), (440, 48744), (480, 44682), (495, 43328), (528, 40620), (576, 37235), (660, 32496), (677, 31680), (704, 30465), (720, 29788), (792, 27080), (880, 24372), (960, 22341), (990, 21664), (1056, 20310), (1320, 16248), (1354, 15840), (1440, 14894), (1584, 13540), (1760, 12186), (1980, 10832), (2031, 10560), (2112, 10155), (2640, 8124), (2708, 7920), (2880, 7447), (3168, 6770), (3385, 6336), (3520, 6093), (3960, 5416), (4062, 5280)]