21004164

素因数分解:

$2^2\times 3^3\times {\mathrm{194483}}^1$

素因数の和:194496

約数の個数: 24

約数和(自身を含む): 54455520

約数和(自身を除く): 33451356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 194483, 388966, 583449, 777932, 1166898, 1750347, 2333796, 3500694, 5251041, 7001388, 10502082, 21004164]

約数ペア:

[(1, 21004164), (2, 10502082), (3, 7001388), (4, 5251041), (6, 3500694), (9, 2333796), (12, 1750347), (18, 1166898), (27, 777932), (36, 583449), (54, 388966), (108, 194483)]