21141138

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{6763}}^1$

素因数の和:7289

約数の個数: 16

約数和(自身を含む): 42369696

約数和(自身を除く): 21228558

約数列:

[1, 2, 3, 6, 521, 1042, 1563, 3126, 6763, 13526, 20289, 40578, 3523523, 7047046, 10570569, 21141138]

約数ペア:

[(1, 21141138), (2, 10570569), (3, 7047046), (6, 3523523), (521, 40578), (1042, 20289), (1563, 13526), (3126, 6763)]