20858901

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9283}}^1$

素因数の和:9400

約数の個数: 16

約数和(自身を含む): 32085504

約数和(自身を除く): 11226603

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 9283, 27849, 64981, 194943, 993281, 2979843, 6952967, 20858901]

約数ペア:

[(1, 20858901), (3, 6952967), (7, 2979843), (21, 993281), (107, 194943), (321, 64981), (749, 27849), (2247, 9283)]