21656892

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{78467}}^1$

素因数の和:78497

約数の個数: 24

約数和(自身を含む): 52730496

約数和(自身を除く): 31073604

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 78467, 156934, 235401, 313868, 470802, 941604, 1804741, 3609482, 5414223, 7218964, 10828446, 21656892]

約数ペア:

[(1, 21656892), (2, 10828446), (3, 7218964), (4, 5414223), (6, 3609482), (12, 1804741), (23, 941604), (46, 470802), (69, 313868), (92, 235401), (138, 156934), (276, 78467)]