21267141507

素因数分解:

$3^2\times {\mathrm{313}}^1\times {\mathrm{7549571}}^1$

素因数の和:7549890

約数の個数: 12

約数和(自身を含む): 30817352904

約数和(自身を除く): 9550211397

約数列:

[1, 3, 9, 313, 939, 2817, 7549571, 22648713, 67946139, 2363015723, 7089047169, 21267141507]

約数ペア:

[(1, 21267141507), (3, 7089047169), (9, 2363015723), (313, 67946139), (939, 22648713), (2817, 7549571)]