21457361808

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{63761}}^1$

素因数の和:63838

約数の個数: 160

約数和(自身を含む): 66414499200

約数和(自身を除く): 44957137392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 41, 48, 54, 57, 72, 76, 82, 108, 114, 123, 144, 152, 164, 171, 216, 228, 246, 304, 328, 342, 369, 432, 456, 492, 513, 656, 684, 738, 779, 912, 984, 1026, 1107, 1368, 1476, 1558, 1968, 2052, 2214, 2337, 2736, 2952, 3116, 4104, 4428, 4674, 5904, 6232, 7011, 8208, 8856, 9348, 12464, 14022, 17712, 18696, 21033, 28044, 37392, 42066, 56088, 63761, 84132, 112176, 127522, 168264, 191283, 255044, 336528, 382566, 510088, 573849, 765132, 1020176, 1147698, 1211459, 1530264, 1721547, 2295396, 2422918, 2614201, 3060528, 3443094, 3634377, 4590792, 4845836, 5228402, 6886188, 7268754, 7842603, 9181584, 9691672, 10456804, 10903131, 13772376, 14537508, 15685206, 19383344, 20913608, 21806262, 23527809, 27544752, 29075016, 31370412, 32709393, 41827216, 43612524, 47055618, 49669819, 58150032, 62740824, 65418786, 70583427, 87225048, 94111236, 99339638, 125481648, 130837572, 141166854, 149009457, 174450096, 188222472, 198679276, 261675144, 282333708, 298018914, 376444944, 397358552, 447028371, 523350288, 564667416, 596037828, 794717104, 894056742, 1129334832, 1192075656, 1341085113, 1788113484, 2384151312, 2682170226, 3576226968, 5364340452, 7152453936, 10728680904, 21457361808]

約数ペア:

[(1, 21457361808), (2, 10728680904), (3, 7152453936), (4, 5364340452), (6, 3576226968), (8, 2682170226), (9, 2384151312), (12, 1788113484), (16, 1341085113), (18, 1192075656), (19, 1129334832), (24, 894056742), (27, 794717104), (36, 596037828), (38, 564667416), (41, 523350288), (48, 447028371), (54, 397358552), (57, 376444944), (72, 298018914), (76, 282333708), (82, 261675144), (108, 198679276), (114, 188222472), (123, 174450096), (144, 149009457), (152, 141166854), (164, 130837572), (171, 125481648), (216, 99339638), (228, 94111236), (246, 87225048), (304, 70583427), (328, 65418786), (342, 62740824), (369, 58150032), (432, 49669819), (456, 47055618), (492, 43612524), (513, 41827216), (656, 32709393), (684, 31370412), (738, 29075016), (779, 27544752), (912, 23527809), (984, 21806262), (1026, 20913608), (1107, 19383344), (1368, 15685206), (1476, 14537508), (1558, 13772376), (1968, 10903131), (2052, 10456804), (2214, 9691672), (2337, 9181584), (2736, 7842603), (2952, 7268754), (3116, 6886188), (4104, 5228402), (4428, 4845836), (4674, 4590792), (5904, 3634377), (6232, 3443094), (7011, 3060528), (8208, 2614201), (8856, 2422918), (9348, 2295396), (12464, 1721547), (14022, 1530264), (17712, 1211459), (18696, 1147698), (21033, 1020176), (28044, 765132), (37392, 573849), (42066, 510088), (56088, 382566), (63761, 336528), (84132, 255044), (112176, 191283), (127522, 168264)]