2121711003

素因数分解:

$3^5\times {\mathrm{8731321}}^1$

素因数の和:8731336

約数の個数: 12

約数和(自身を含む): 3178201208

約数和(自身を除く): 1056490205

約数列:

[1, 3, 9, 27, 81, 243, 8731321, 26193963, 78581889, 235745667, 707237001, 2121711003]

約数ペア:

[(1, 2121711003), (3, 707237001), (9, 235745667), (27, 78581889), (81, 26193963), (243, 8731321)]