21281532

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{929}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 31215108

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 83, 92, 138, 166, 249, 276, 332, 498, 929, 996, 1858, 1909, 2787, 3716, 3818, 5574, 5727, 7636, 11148, 11454, 21367, 22908, 42734, 64101, 77107, 85468, 128202, 154214, 231321, 256404, 308428, 462642, 925284, 1773461, 3546922, 5320383, 7093844, 10640766, 21281532]

約数ペア:

[(1, 21281532), (2, 10640766), (3, 7093844), (4, 5320383), (6, 3546922), (12, 1773461), (23, 925284), (46, 462642), (69, 308428), (83, 256404), (92, 231321), (138, 154214), (166, 128202), (249, 85468), (276, 77107), (332, 64101), (498, 42734), (929, 22908), (996, 21367), (1858, 11454), (1909, 11148), (2787, 7636), (3716, 5727), (3818, 5574)]