21066068

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3881}}^1$

素因数の和:3967

約数の個数: 24

約数和(自身を含む): 39130560

約数和(自身を除く): 18064492

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 2714, 3881, 5428, 7762, 15524, 89263, 178526, 228979, 357052, 457958, 915916, 5266517, 10533034, 21066068]

約数ペア:

[(1, 21066068), (2, 10533034), (4, 5266517), (23, 915916), (46, 457958), (59, 357052), (92, 228979), (118, 178526), (236, 89263), (1357, 15524), (2714, 7762), (3881, 5428)]