21943686

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{51511}}^1$

素因数の和:51587

約数の個数: 16

約数和(自身を含む): 44506368

約数和(自身を除く): 22562682

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 51511, 103022, 154533, 309066, 3657281, 7314562, 10971843, 21943686]

約数ペア:

[(1, 21943686), (2, 10971843), (3, 7314562), (6, 3657281), (71, 309066), (142, 154533), (213, 103022), (426, 51511)]