21615912

素因数分解:

$2^3\times 3^2\times {\mathrm{300221}}^1$

素因数の和:300233

約数の個数: 24

約数和(自身を含む): 58543290

約数和(自身を除く): 36927378

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 300221, 600442, 900663, 1200884, 1801326, 2401768, 2701989, 3602652, 5403978, 7205304, 10807956, 21615912]

約数ペア:

[(1, 21615912), (2, 10807956), (3, 7205304), (4, 5403978), (6, 3602652), (8, 2701989), (9, 2401768), (12, 1801326), (18, 1200884), (24, 900663), (36, 600442), (72, 300221)]