21629724

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 52254720

約数和(自身を除く): 30624996

約数列:

[1, 2, 3, 4, 6, 12, 53, 71, 106, 142, 159, 212, 213, 284, 318, 426, 479, 636, 852, 958, 1437, 1916, 2874, 3763, 5748, 7526, 11289, 15052, 22578, 25387, 34009, 45156, 50774, 68018, 76161, 101548, 102027, 136036, 152322, 204054, 304644, 408108, 1802477, 3604954, 5407431, 7209908, 10814862, 21629724]

約数ペア:

[(1, 21629724), (2, 10814862), (3, 7209908), (4, 5407431), (6, 3604954), (12, 1802477), (53, 408108), (71, 304644), (106, 204054), (142, 152322), (159, 136036), (212, 102027), (213, 101548), (284, 76161), (318, 68018), (426, 50774), (479, 45156), (636, 34009), (852, 25387), (958, 22578), (1437, 15052), (1916, 11289), (2874, 7526), (3763, 5748)]