21470064

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 160

約数和(自身を含む): 71471616

約数和(自身を除く): 50001552

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 37, 42, 44, 48, 56, 66, 74, 77, 84, 88, 111, 112, 132, 148, 154, 157, 168, 176, 222, 231, 259, 264, 296, 308, 314, 336, 407, 444, 462, 471, 518, 528, 592, 616, 628, 777, 814, 888, 924, 942, 1036, 1099, 1221, 1232, 1256, 1554, 1628, 1727, 1776, 1848, 1884, 2072, 2198, 2442, 2512, 2849, 3108, 3256, 3297, 3454, 3696, 3768, 4144, 4396, 4884, 5181, 5698, 5809, 6216, 6512, 6594, 6908, 7536, 8547, 8792, 9768, 10362, 11396, 11618, 12089, 12432, 13188, 13816, 17094, 17427, 17584, 19536, 20724, 22792, 23236, 24178, 26376, 27632, 34188, 34854, 36267, 40663, 41448, 45584, 46472, 48356, 52752, 63899, 68376, 69708, 72534, 81326, 82896, 92944, 96712, 121989, 127798, 136752, 139416, 145068, 162652, 191697, 193424, 243978, 255596, 278832, 290136, 325304, 383394, 447293, 487956, 511192, 580272, 650608, 766788, 894586, 975912, 1022384, 1341879, 1533576, 1789172, 1951824, 2683758, 3067152, 3578344, 5367516, 7156688, 10735032, 21470064]

約数ペア:

[(1, 21470064), (2, 10735032), (3, 7156688), (4, 5367516), (6, 3578344), (7, 3067152), (8, 2683758), (11, 1951824), (12, 1789172), (14, 1533576), (16, 1341879), (21, 1022384), (22, 975912), (24, 894586), (28, 766788), (33, 650608), (37, 580272), (42, 511192), (44, 487956), (48, 447293), (56, 383394), (66, 325304), (74, 290136), (77, 278832), (84, 255596), (88, 243978), (111, 193424), (112, 191697), (132, 162652), (148, 145068), (154, 139416), (157, 136752), (168, 127798), (176, 121989), (222, 96712), (231, 92944), (259, 82896), (264, 81326), (296, 72534), (308, 69708), (314, 68376), (336, 63899), (407, 52752), (444, 48356), (462, 46472), (471, 45584), (518, 41448), (528, 40663), (592, 36267), (616, 34854), (628, 34188), (777, 27632), (814, 26376), (888, 24178), (924, 23236), (942, 22792), (1036, 20724), (1099, 19536), (1221, 17584), (1232, 17427), (1256, 17094), (1554, 13816), (1628, 13188), (1727, 12432), (1776, 12089), (1848, 11618), (1884, 11396), (2072, 10362), (2198, 9768), (2442, 8792), (2512, 8547), (2849, 7536), (3108, 6908), (3256, 6594), (3297, 6512), (3454, 6216), (3696, 5809), (3768, 5698), (4144, 5181), (4396, 4884)]