21657414

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{50839}}^1$

素因数の和:50915

約数の個数: 16

約数和(自身を含む): 43925760

約数和(自身を除く): 22268346

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 50839, 101678, 152517, 305034, 3609569, 7219138, 10828707, 21657414]

約数ペア:

[(1, 21657414), (2, 10828707), (3, 7219138), (6, 3609569), (71, 305034), (142, 152517), (213, 101678), (426, 50839)]