21834120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 256

約数和(自身を含む): 87091200

約数和(自身を除く): 65257080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 51, 55, 56, 60, 66, 68, 70, 77, 84, 85, 88, 102, 105, 110, 119, 120, 132, 136, 139, 140, 154, 165, 168, 170, 187, 204, 210, 220, 231, 238, 255, 264, 278, 280, 308, 330, 340, 357, 374, 385, 408, 417, 420, 440, 462, 476, 510, 556, 561, 595, 616, 660, 680, 695, 714, 748, 770, 834, 840, 924, 935, 952, 973, 1020, 1112, 1122, 1155, 1190, 1309, 1320, 1390, 1428, 1496, 1529, 1540, 1668, 1785, 1848, 1870, 1946, 2040, 2085, 2244, 2310, 2363, 2380, 2618, 2780, 2805, 2856, 2919, 3058, 3080, 3336, 3570, 3740, 3892, 3927, 4170, 4488, 4587, 4620, 4726, 4760, 4865, 5236, 5560, 5610, 5838, 6116, 6545, 7089, 7140, 7480, 7645, 7784, 7854, 8340, 9174, 9240, 9452, 9730, 10472, 10703, 11220, 11676, 11815, 12232, 13090, 14178, 14280, 14595, 15290, 15708, 16541, 16680, 18348, 18904, 19460, 19635, 21406, 22440, 22935, 23352, 23630, 25993, 26180, 28356, 29190, 30580, 31416, 32109, 33082, 35445, 36696, 38920, 39270, 42812, 45870, 47260, 49623, 51986, 52360, 53515, 56712, 58380, 61160, 64218, 66164, 70890, 77979, 78540, 82705, 85624, 91740, 94520, 99246, 103972, 107030, 116760, 128436, 129965, 132328, 141780, 155958, 157080, 160545, 165410, 181951, 183480, 198492, 207944, 214060, 248115, 256872, 259930, 283560, 311916, 321090, 330820, 363902, 389895, 396984, 428120, 496230, 519860, 545853, 623832, 642180, 661640, 727804, 779790, 909755, 992460, 1039720, 1091706, 1284360, 1455608, 1559580, 1819510, 1984920, 2183412, 2729265, 3119160, 3639020, 4366824, 5458530, 7278040, 10917060, 21834120]

約数ペア:

[(1, 21834120), (2, 10917060), (3, 7278040), (4, 5458530), (5, 4366824), (6, 3639020), (7, 3119160), (8, 2729265), (10, 2183412), (11, 1984920), (12, 1819510), (14, 1559580), (15, 1455608), (17, 1284360), (20, 1091706), (21, 1039720), (22, 992460), (24, 909755), (28, 779790), (30, 727804), (33, 661640), (34, 642180), (35, 623832), (40, 545853), (42, 519860), (44, 496230), (51, 428120), (55, 396984), (56, 389895), (60, 363902), (66, 330820), (68, 321090), (70, 311916), (77, 283560), (84, 259930), (85, 256872), (88, 248115), (102, 214060), (105, 207944), (110, 198492), (119, 183480), (120, 181951), (132, 165410), (136, 160545), (139, 157080), (140, 155958), (154, 141780), (165, 132328), (168, 129965), (170, 128436), (187, 116760), (204, 107030), (210, 103972), (220, 99246), (231, 94520), (238, 91740), (255, 85624), (264, 82705), (278, 78540), (280, 77979), (308, 70890), (330, 66164), (340, 64218), (357, 61160), (374, 58380), (385, 56712), (408, 53515), (417, 52360), (420, 51986), (440, 49623), (462, 47260), (476, 45870), (510, 42812), (556, 39270), (561, 38920), (595, 36696), (616, 35445), (660, 33082), (680, 32109), (695, 31416), (714, 30580), (748, 29190), (770, 28356), (834, 26180), (840, 25993), (924, 23630), (935, 23352), (952, 22935), (973, 22440), (1020, 21406), (1112, 19635), (1122, 19460), (1155, 18904), (1190, 18348), (1309, 16680), (1320, 16541), (1390, 15708), (1428, 15290), (1496, 14595), (1529, 14280), (1540, 14178), (1668, 13090), (1785, 12232), (1848, 11815), (1870, 11676), (1946, 11220), (2040, 10703), (2085, 10472), (2244, 9730), (2310, 9452), (2363, 9240), (2380, 9174), (2618, 8340), (2780, 7854), (2805, 7784), (2856, 7645), (2919, 7480), (3058, 7140), (3080, 7089), (3336, 6545), (3570, 6116), (3740, 5838), (3892, 5610), (3927, 5560), (4170, 5236), (4488, 4865), (4587, 4760), (4620, 4726)]