21438516

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{162413}}^1$

素因数の和:162431

約数の個数: 24

約数和(自身を含む): 54571104

約数和(自身を除く): 33132588

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 162413, 324826, 487239, 649652, 974478, 1786543, 1948956, 3573086, 5359629, 7146172, 10719258, 21438516]

約数ペア:

[(1, 21438516), (2, 10719258), (3, 7146172), (4, 5359629), (6, 3573086), (11, 1948956), (12, 1786543), (22, 974478), (33, 649652), (44, 487239), (66, 324826), (132, 162413)]