16281321

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2477}}^1$

素因数の和:2800

約数の個数: 16

約数和(自身を含む): 24898944

約数和(自身を除く): 8617623

約数列:

[1, 3, 7, 21, 313, 939, 2191, 2477, 6573, 7431, 17339, 52017, 775301, 2325903, 5427107, 16281321]

約数ペア:

[(1, 16281321), (3, 5427107), (7, 2325903), (21, 775301), (313, 52017), (939, 17339), (2191, 7431), (2477, 6573)]