21997571736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{16493}}^1$

素因数の和:16993

約数の個数: 128

約数和(自身を含む): 66693818880

約数和(自身を除く): 44696247144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 467, 476, 714, 934, 952, 1401, 1428, 1868, 2802, 2856, 3269, 3736, 5604, 6538, 7939, 9807, 11208, 13076, 15878, 16493, 19614, 23817, 26152, 31756, 32986, 39228, 47634, 49479, 55573, 63512, 65972, 78456, 95268, 98958, 111146, 115451, 131944, 166719, 190536, 197916, 222292, 230902, 280381, 333438, 346353, 395832, 444584, 461804, 560762, 666876, 692706, 841143, 923608, 1121524, 1333752, 1385412, 1682286, 1962667, 2243048, 2770824, 3364572, 3925334, 5888001, 6729144, 7702231, 7850668, 11776002, 15404462, 15701336, 23106693, 23552004, 30808924, 46213386, 47104008, 53915617, 61617848, 92426772, 107831234, 130937927, 161746851, 184853544, 215662468, 261875854, 323493702, 392813781, 431324936, 523751708, 646987404, 785627562, 916565489, 1047503416, 1293974808, 1571255124, 1833130978, 2749696467, 3142510248, 3666261956, 5499392934, 7332523912, 10998785868, 21997571736]

約数ペア:

[(1, 21997571736), (2, 10998785868), (3, 7332523912), (4, 5499392934), (6, 3666261956), (7, 3142510248), (8, 2749696467), (12, 1833130978), (14, 1571255124), (17, 1293974808), (21, 1047503416), (24, 916565489), (28, 785627562), (34, 646987404), (42, 523751708), (51, 431324936), (56, 392813781), (68, 323493702), (84, 261875854), (102, 215662468), (119, 184853544), (136, 161746851), (168, 130937927), (204, 107831234), (238, 92426772), (357, 61617848), (408, 53915617), (467, 47104008), (476, 46213386), (714, 30808924), (934, 23552004), (952, 23106693), (1401, 15701336), (1428, 15404462), (1868, 11776002), (2802, 7850668), (2856, 7702231), (3269, 6729144), (3736, 5888001), (5604, 3925334), (6538, 3364572), (7939, 2770824), (9807, 2243048), (11208, 1962667), (13076, 1682286), (15878, 1385412), (16493, 1333752), (19614, 1121524), (23817, 923608), (26152, 841143), (31756, 692706), (32986, 666876), (39228, 560762), (47634, 461804), (49479, 444584), (55573, 395832), (63512, 346353), (65972, 333438), (78456, 280381), (95268, 230902), (98958, 222292), (111146, 197916), (115451, 190536), (131944, 166719)]