21796962

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 50512896

約数和(自身を除く): 28715934

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 83, 138, 166, 173, 249, 253, 346, 498, 506, 519, 759, 913, 1038, 1518, 1826, 1903, 1909, 2739, 3806, 3818, 3979, 5478, 5709, 5727, 7958, 11418, 11454, 11937, 14359, 20999, 23874, 28718, 41998, 43077, 43769, 62997, 86154, 87538, 125994, 131307, 157949, 262614, 315898, 330257, 473847, 660514, 947694, 990771, 1981542, 3632827, 7265654, 10898481, 21796962]

約数ペア:

[(1, 21796962), (2, 10898481), (3, 7265654), (6, 3632827), (11, 1981542), (22, 990771), (23, 947694), (33, 660514), (46, 473847), (66, 330257), (69, 315898), (83, 262614), (138, 157949), (166, 131307), (173, 125994), (249, 87538), (253, 86154), (346, 62997), (498, 43769), (506, 43077), (519, 41998), (759, 28718), (913, 23874), (1038, 20999), (1518, 14359), (1826, 11937), (1903, 11454), (1909, 11418), (2739, 7958), (3806, 5727), (3818, 5709), (3979, 5478)]