21418518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{324523}}^1$

素因数の和:324539

約数の個数: 16

約数和(自身を含む): 46731456

約数和(自身を除く): 25312938

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 324523, 649046, 973569, 1947138, 3569753, 7139506, 10709259, 21418518]

約数ペア:

[(1, 21418518), (2, 10709259), (3, 7139506), (6, 3569753), (11, 1947138), (22, 973569), (33, 649046), (66, 324523)]