21269154984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1553}}^1\times {\mathrm{7411}}^1$

素因数の和:8991

約数の個数: 128

約数和(自身を含む): 66345108480

約数和(自身を除く): 45075953496

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1553, 1848, 3106, 4659, 6212, 7411, 9318, 10871, 12424, 14822, 17083, 18636, 21742, 22233, 29644, 32613, 34166, 37272, 43484, 44466, 51249, 51877, 59288, 65226, 68332, 81521, 86968, 88932, 102498, 103754, 119581, 130452, 136664, 155631, 163042, 177864, 204996, 207508, 239162, 244563, 260904, 311262, 326084, 358743, 409992, 415016, 478324, 489126, 570647, 622524, 652168, 717486, 956648, 978252, 1141294, 1245048, 1434972, 1711941, 1956504, 2282588, 2869944, 3423882, 4565176, 6847764, 11509283, 13695528, 23018566, 34527849, 46037132, 69055698, 80564981, 92074264, 126602113, 138111396, 161129962, 241694943, 253204226, 276222792, 322259924, 379806339, 483389886, 506408452, 644519848, 759612678, 886214791, 966779772, 1012816904, 1519225356, 1772429582, 1933559544, 2658644373, 3038450712, 3544859164, 5317288746, 7089718328, 10634577492, 21269154984]

約数ペア:

[(1, 21269154984), (2, 10634577492), (3, 7089718328), (4, 5317288746), (6, 3544859164), (7, 3038450712), (8, 2658644373), (11, 1933559544), (12, 1772429582), (14, 1519225356), (21, 1012816904), (22, 966779772), (24, 886214791), (28, 759612678), (33, 644519848), (42, 506408452), (44, 483389886), (56, 379806339), (66, 322259924), (77, 276222792), (84, 253204226), (88, 241694943), (132, 161129962), (154, 138111396), (168, 126602113), (231, 92074264), (264, 80564981), (308, 69055698), (462, 46037132), (616, 34527849), (924, 23018566), (1553, 13695528), (1848, 11509283), (3106, 6847764), (4659, 4565176), (6212, 3423882), (7411, 2869944), (9318, 2282588), (10871, 1956504), (12424, 1711941), (14822, 1434972), (17083, 1245048), (18636, 1141294), (21742, 978252), (22233, 956648), (29644, 717486), (32613, 652168), (34166, 622524), (37272, 570647), (43484, 489126), (44466, 478324), (51249, 415016), (51877, 409992), (59288, 358743), (65226, 326084), (68332, 311262), (81521, 260904), (86968, 244563), (88932, 239162), (102498, 207508), (103754, 204996), (119581, 177864), (130452, 163042), (136664, 155631)]