21655662

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{515611}}^1$

素因数の和:515623

約数の個数: 16

約数和(自身を含む): 49498752

約数和(自身を除く): 27843090

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 515611, 1031222, 1546833, 3093666, 3609277, 7218554, 10827831, 21655662]

約数ペア:

[(1, 21655662), (2, 10827831), (3, 7218554), (6, 3609277), (7, 3093666), (14, 1546833), (21, 1031222), (42, 515611)]