22002421

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2833

約数の個数: 16

約数和(自身を含む): 26784000

約数和(自身を除く): 4781579

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2789, 7889, 19523, 64147, 136661, 449029, 956627, 3143203, 22002421]

約数ペア:

[(1, 22002421), (7, 3143203), (23, 956627), (49, 449029), (161, 136661), (343, 64147), (1127, 19523), (2789, 7889)]