21055886724

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^2\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 53539920000

約数和(自身を除く): 32484033276

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 59, 68, 102, 118, 149, 177, 199, 204, 236, 298, 354, 398, 447, 596, 597, 708, 796, 894, 1003, 1194, 1788, 2006, 2388, 2533, 3009, 3383, 3481, 4012, 5066, 6018, 6766, 6962, 7599, 8791, 10132, 10149, 10443, 11741, 12036, 13532, 13924, 15198, 17582, 20298, 20886, 23482, 26373, 29651, 30396, 35164, 35223, 40596, 41772, 46964, 52746, 59177, 59302, 70446, 88953, 105492, 118354, 118604, 140892, 149447, 177531, 177906, 199597, 236708, 298894, 355062, 355812, 399194, 448341, 504067, 518669, 597788, 598791, 692719, 710124, 798388, 896682, 1008134, 1037338, 1197582, 1385438, 1512201, 1556007, 1749409, 1793364, 2016268, 2074676, 2078157, 2395164, 2770876, 3024402, 3112014, 3498818, 4156314, 5248227, 6048804, 6224028, 6997636, 8312628, 8817373, 10496454, 11776223, 17634746, 20992908, 23552446, 26452119, 29739953, 35269492, 35328669, 47104892, 52904238, 59479906, 70657338, 89219859, 103215131, 105808476, 118959812, 141314676, 178439718, 206430262, 309645393, 356879436, 412860524, 619290786, 1238581572, 1754657227, 3509314454, 5263971681, 7018628908, 10527943362, 21055886724]

約数ペア:

[(1, 21055886724), (2, 10527943362), (3, 7018628908), (4, 5263971681), (6, 3509314454), (12, 1754657227), (17, 1238581572), (34, 619290786), (51, 412860524), (59, 356879436), (68, 309645393), (102, 206430262), (118, 178439718), (149, 141314676), (177, 118959812), (199, 105808476), (204, 103215131), (236, 89219859), (298, 70657338), (354, 59479906), (398, 52904238), (447, 47104892), (596, 35328669), (597, 35269492), (708, 29739953), (796, 26452119), (894, 23552446), (1003, 20992908), (1194, 17634746), (1788, 11776223), (2006, 10496454), (2388, 8817373), (2533, 8312628), (3009, 6997636), (3383, 6224028), (3481, 6048804), (4012, 5248227), (5066, 4156314), (6018, 3498818), (6766, 3112014), (6962, 3024402), (7599, 2770876), (8791, 2395164), (10132, 2078157), (10149, 2074676), (10443, 2016268), (11741, 1793364), (12036, 1749409), (13532, 1556007), (13924, 1512201), (15198, 1385438), (17582, 1197582), (20298, 1037338), (20886, 1008134), (23482, 896682), (26373, 798388), (29651, 710124), (30396, 692719), (35164, 598791), (35223, 597788), (40596, 518669), (41772, 504067), (46964, 448341), (52746, 399194), (59177, 355812), (59302, 355062), (70446, 298894), (88953, 236708), (105492, 199597), (118354, 177906), (118604, 177531), (140892, 149447)]