21150204416

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{27017}}^1$

素因数の和:27185

約数の個数: 80

約数和(自身を含む): 46434215520

約数和(自身を除く): 25284011104

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 139, 176, 256, 278, 352, 512, 556, 704, 1112, 1408, 1529, 2224, 2816, 3058, 4448, 5632, 6116, 8896, 12232, 17792, 24464, 27017, 35584, 48928, 54034, 71168, 97856, 108068, 195712, 216136, 297187, 391424, 432272, 594374, 782848, 864544, 1188748, 1729088, 2377496, 3458176, 3755363, 4754992, 6916352, 7510726, 9509984, 13832704, 15021452, 19019968, 30042904, 38039936, 41308993, 60085808, 76079872, 82617986, 120171616, 152159744, 165235972, 240343232, 330471944, 480686464, 660943888, 961372928, 1321887776, 1922745856, 2643775552, 5287551104, 10575102208, 21150204416]

約数ペア:

[(1, 21150204416), (2, 10575102208), (4, 5287551104), (8, 2643775552), (11, 1922745856), (16, 1321887776), (22, 961372928), (32, 660943888), (44, 480686464), (64, 330471944), (88, 240343232), (128, 165235972), (139, 152159744), (176, 120171616), (256, 82617986), (278, 76079872), (352, 60085808), (512, 41308993), (556, 38039936), (704, 30042904), (1112, 19019968), (1408, 15021452), (1529, 13832704), (2224, 9509984), (2816, 7510726), (3058, 6916352), (4448, 4754992), (5632, 3755363), (6116, 3458176), (8896, 2377496), (12232, 1729088), (17792, 1188748), (24464, 864544), (27017, 782848), (35584, 594374), (48928, 432272), (54034, 391424), (71168, 297187), (97856, 216136), (108068, 195712)]