21689059836

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{75539}}^1$

素因数の和:75954

約数の個数: 48

約数和(自身を含む): 51473560320

約数和(自身を除く): 29784500484

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 337, 426, 674, 852, 1011, 1348, 2022, 4044, 23927, 47854, 71781, 75539, 95708, 143562, 151078, 226617, 287124, 302156, 453234, 906468, 5363269, 10726538, 16089807, 21453076, 25456643, 32179614, 50913286, 64359228, 76369929, 101826572, 152739858, 305479716, 1807421653, 3614843306, 5422264959, 7229686612, 10844529918, 21689059836]

約数ペア:

[(1, 21689059836), (2, 10844529918), (3, 7229686612), (4, 5422264959), (6, 3614843306), (12, 1807421653), (71, 305479716), (142, 152739858), (213, 101826572), (284, 76369929), (337, 64359228), (426, 50913286), (674, 32179614), (852, 25456643), (1011, 21453076), (1348, 16089807), (2022, 10726538), (4044, 5363269), (23927, 906468), (47854, 453234), (71781, 302156), (75539, 287124), (95708, 226617), (143562, 151078)]