21194523

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14627}}^1$

素因数の和:14663

約数の個数: 24

約数和(自身を含む): 36511488

約数和(自身を除く): 15316965

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14627, 43881, 102389, 131643, 307167, 336421, 921501, 1009263, 2354947, 3027789, 7064841, 21194523]

約数ペア:

[(1, 21194523), (3, 7064841), (7, 3027789), (9, 2354947), (21, 1009263), (23, 921501), (63, 336421), (69, 307167), (161, 131643), (207, 102389), (483, 43881), (1449, 14627)]