21828496

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{15329}}^1$

素因数の和:15426

約数の個数: 20

約数和(自身を含む): 42770700

約数和(自身を除く): 20942204

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 15329, 30658, 61316, 122632, 245264, 1364281, 2728562, 5457124, 10914248, 21828496]

約数ペア:

[(1, 21828496), (2, 10914248), (4, 5457124), (8, 2728562), (16, 1364281), (89, 245264), (178, 122632), (356, 61316), (712, 30658), (1424, 15329)]