421200000004

素因数分解:

$2^2\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{6961063}}^1$

素因数の和:6963235

約数の個数: 24

約数和(自身を含む): 842789940608

約数和(自身を除く): 421589940604

約数列:

[1, 2, 4, 7, 14, 28, 2161, 4322, 8644, 15127, 30254, 60508, 6961063, 13922126, 27844252, 48727441, 97454882, 194909764, 15042857143, 30085714286, 60171428572, 105300000001, 210600000002, 421200000004]

約数ペア:

[(1, 421200000004), (2, 210600000002), (4, 105300000001), (7, 60171428572), (14, 30085714286), (28, 15042857143), (2161, 194909764), (4322, 97454882), (8644, 48727441), (15127, 27844252), (30254, 13922126), (60508, 6961063)]