21301726

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{811}}^1$

素因数の和:1407

約数の個数: 16

約数和(自身を含む): 33441408

約数和(自身を除く): 12139682

約数列:

[1, 2, 23, 46, 571, 811, 1142, 1622, 13133, 18653, 26266, 37306, 463081, 926162, 10650863, 21301726]

約数ペア:

[(1, 21301726), (2, 10650863), (23, 926162), (46, 463081), (571, 37306), (811, 26266), (1142, 18653), (1622, 13133)]