21000948045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1476

約数の個数: 256

約数和(自身を含む): 47865323520

約数和(自身を除く): 26864375475

約数列:

[1, 3, 5, 7, 11, 15, 17, 19, 21, 33, 35, 41, 51, 55, 57, 77, 85, 95, 105, 119, 123, 133, 165, 187, 205, 209, 231, 255, 285, 287, 323, 357, 385, 399, 451, 561, 595, 615, 627, 665, 697, 779, 861, 935, 969, 1045, 1155, 1309, 1353, 1373, 1435, 1463, 1615, 1785, 1995, 2091, 2255, 2261, 2337, 2805, 3135, 3157, 3485, 3553, 3895, 3927, 4119, 4305, 4389, 4845, 4879, 5453, 6545, 6765, 6783, 6865, 7315, 7667, 8569, 9471, 9611, 10455, 10659, 11305, 11685, 13243, 14637, 15103, 15785, 16359, 17765, 19635, 20595, 21945, 23001, 23341, 24395, 24871, 25707, 26087, 27265, 28833, 33915, 38335, 39729, 42845, 45309, 47355, 48055, 53295, 53669, 56293, 59983, 66215, 70023, 73185, 74613, 75515, 78261, 81795, 92701, 105721, 115005, 116705, 124355, 128535, 130435, 144165, 145673, 161007, 163387, 168879, 179949, 182609, 198645, 226545, 256751, 268345, 278103, 281465, 286957, 299915, 317163, 350115, 373065, 391305, 394051, 437019, 443479, 463505, 490161, 528605, 547827, 619223, 728365, 770253, 805035, 816935, 844395, 860871, 899745, 913045, 956981, 1019711, 1069567, 1182153, 1283755, 1330437, 1390515, 1434785, 1585815, 1797257, 1857669, 1970255, 2008699, 2185095, 2217395, 2450805, 2739135, 2870943, 3059133, 3096115, 3104353, 3208701, 3851265, 4304355, 4334561, 4784905, 4878269, 5098555, 5347835, 5391771, 5910765, 6026097, 6652185, 6698867, 7486969, 8986285, 9288345, 9313059, 10043495, 10526791, 11765237, 13003683, 14354715, 14634807, 15295665, 15521765, 16043505, 18182639, 20096601, 21672805, 22460907, 24391345, 26958855, 30130485, 31580373, 33494335, 34147883, 35295711, 37434845, 46565295, 52633955, 54547917, 58826185, 65018415, 73174035, 73687537, 82356659, 90913195, 100483005, 102443649, 112304535, 127278473, 157901865, 170739415, 176478555, 200009029, 221062611, 247069977, 272739585, 368437685, 381835419, 411783295, 512218245, 600027087, 636392365, 1000045145, 1105313055, 1235349885, 1400063203, 1909177095, 3000135435, 4200189609, 7000316015, 21000948045]

約数ペア:

[(1, 21000948045), (3, 7000316015), (5, 4200189609), (7, 3000135435), (11, 1909177095), (15, 1400063203), (17, 1235349885), (19, 1105313055), (21, 1000045145), (33, 636392365), (35, 600027087), (41, 512218245), (51, 411783295), (55, 381835419), (57, 368437685), (77, 272739585), (85, 247069977), (95, 221062611), (105, 200009029), (119, 176478555), (123, 170739415), (133, 157901865), (165, 127278473), (187, 112304535), (205, 102443649), (209, 100483005), (231, 90913195), (255, 82356659), (285, 73687537), (287, 73174035), (323, 65018415), (357, 58826185), (385, 54547917), (399, 52633955), (451, 46565295), (561, 37434845), (595, 35295711), (615, 34147883), (627, 33494335), (665, 31580373), (697, 30130485), (779, 26958855), (861, 24391345), (935, 22460907), (969, 21672805), (1045, 20096601), (1155, 18182639), (1309, 16043505), (1353, 15521765), (1373, 15295665), (1435, 14634807), (1463, 14354715), (1615, 13003683), (1785, 11765237), (1995, 10526791), (2091, 10043495), (2255, 9313059), (2261, 9288345), (2337, 8986285), (2805, 7486969), (3135, 6698867), (3157, 6652185), (3485, 6026097), (3553, 5910765), (3895, 5391771), (3927, 5347835), (4119, 5098555), (4305, 4878269), (4389, 4784905), (4845, 4334561), (4879, 4304355), (5453, 3851265), (6545, 3208701), (6765, 3104353), (6783, 3096115), (6865, 3059133), (7315, 2870943), (7667, 2739135), (8569, 2450805), (9471, 2217395), (9611, 2185095), (10455, 2008699), (10659, 1970255), (11305, 1857669), (11685, 1797257), (13243, 1585815), (14637, 1434785), (15103, 1390515), (15785, 1330437), (16359, 1283755), (17765, 1182153), (19635, 1069567), (20595, 1019711), (21945, 956981), (23001, 913045), (23341, 899745), (24395, 860871), (24871, 844395), (25707, 816935), (26087, 805035), (27265, 770253), (28833, 728365), (33915, 619223), (38335, 547827), (39729, 528605), (42845, 490161), (45309, 463505), (47355, 443479), (48055, 437019), (53295, 394051), (53669, 391305), (56293, 373065), (59983, 350115), (66215, 317163), (70023, 299915), (73185, 286957), (74613, 281465), (75515, 278103), (78261, 268345), (81795, 256751), (92701, 226545), (105721, 198645), (115005, 182609), (116705, 179949), (124355, 168879), (128535, 163387), (130435, 161007), (144165, 145673)]