20210936669

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{883}}^1$

素因数の和:1198

約数の個数: 64

約数和(自身を含む): 26765426688

約数和(自身を除く): 6554490019

約数列:

[1, 7, 11, 31, 43, 77, 217, 223, 301, 341, 473, 883, 1333, 1561, 2387, 2453, 3311, 6181, 6913, 9331, 9589, 9713, 14663, 17171, 27373, 37969, 48391, 67123, 67991, 76043, 102641, 105479, 191611, 196909, 265783, 297259, 301103, 417659, 532301, 738353, 1177039, 1378363, 2080813, 2107721, 2165999, 2923613, 3269849, 6104179, 8239273, 8467087, 12947429, 15161993, 22888943, 42729253, 59269609, 67145969, 90632003, 93137957, 262479697, 470021783, 651965699, 1837357879, 2887276667, 20210936669]

約数ペア:

[(1, 20210936669), (7, 2887276667), (11, 1837357879), (31, 651965699), (43, 470021783), (77, 262479697), (217, 93137957), (223, 90632003), (301, 67145969), (341, 59269609), (473, 42729253), (883, 22888943), (1333, 15161993), (1561, 12947429), (2387, 8467087), (2453, 8239273), (3311, 6104179), (6181, 3269849), (6913, 2923613), (9331, 2165999), (9589, 2107721), (9713, 2080813), (14663, 1378363), (17171, 1177039), (27373, 738353), (37969, 532301), (48391, 417659), (67123, 301103), (67991, 297259), (76043, 265783), (102641, 196909), (105479, 191611)]