21071061

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{1759}}^1$

素因数の和:1798

約数の個数: 24

約数和(自身を含む): 33496320

約数和(自身を除く): 12425259

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1331, 1759, 3993, 5277, 11979, 15831, 19349, 58047, 174141, 212839, 638517, 1915551, 2341229, 7023687, 21071061]

約数ペア:

[(1, 21071061), (3, 7023687), (9, 2341229), (11, 1915551), (33, 638517), (99, 212839), (121, 174141), (363, 58047), (1089, 19349), (1331, 15831), (1759, 11979), (3993, 5277)]