21278424

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{52153}}^1$

素因数の和:52179

約数の個数: 32

約数和(自身を含む): 56326320

約数和(自身を除く): 35047896

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 52153, 104306, 156459, 208612, 312918, 417224, 625836, 886601, 1251672, 1773202, 2659803, 3546404, 5319606, 7092808, 10639212, 21278424]

約数ペア:

[(1, 21278424), (2, 10639212), (3, 7092808), (4, 5319606), (6, 3546404), (8, 2659803), (12, 1773202), (17, 1251672), (24, 886601), (34, 625836), (51, 417224), (68, 312918), (102, 208612), (136, 156459), (204, 104306), (408, 52153)]