21012288

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{9949}}^1$

素因数の和:9975

約数の個数: 56

約数和(自身を含む): 60655200

約数和(自身を除く): 39642912

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 132, 176, 192, 264, 352, 528, 704, 1056, 2112, 9949, 19898, 29847, 39796, 59694, 79592, 109439, 119388, 159184, 218878, 238776, 318368, 328317, 437756, 477552, 636736, 656634, 875512, 955104, 1313268, 1751024, 1910208, 2626536, 3502048, 5253072, 7004096, 10506144, 21012288]

約数ペア:

[(1, 21012288), (2, 10506144), (3, 7004096), (4, 5253072), (6, 3502048), (8, 2626536), (11, 1910208), (12, 1751024), (16, 1313268), (22, 955104), (24, 875512), (32, 656634), (33, 636736), (44, 477552), (48, 437756), (64, 328317), (66, 318368), (88, 238776), (96, 218878), (132, 159184), (176, 119388), (192, 109439), (264, 79592), (352, 59694), (528, 39796), (704, 29847), (1056, 19898), (2112, 9949)]