21084468

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 52039680

約数和(自身を除く): 30955212

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 79, 92, 138, 158, 237, 276, 316, 474, 948, 967, 1817, 1934, 2901, 3634, 3868, 5451, 5802, 7268, 10902, 11604, 21804, 22241, 44482, 66723, 76393, 88964, 133446, 152786, 229179, 266892, 305572, 458358, 916716, 1757039, 3514078, 5271117, 7028156, 10542234, 21084468]

約数ペア:

[(1, 21084468), (2, 10542234), (3, 7028156), (4, 5271117), (6, 3514078), (12, 1757039), (23, 916716), (46, 458358), (69, 305572), (79, 266892), (92, 229179), (138, 152786), (158, 133446), (237, 88964), (276, 76393), (316, 66723), (474, 44482), (948, 22241), (967, 21804), (1817, 11604), (1934, 10902), (2901, 7268), (3634, 5802), (3868, 5451)]