21619788

素因数分解:

$2^2\times 3^1\times {\mathrm{751}}^1\times {\mathrm{2399}}^1$

素因数の和:3157

約数の個数: 24

約数和(自身を含む): 50534400

約数和(自身を除く): 28914612

約数列:

[1, 2, 3, 4, 6, 12, 751, 1502, 2253, 2399, 3004, 4506, 4798, 7197, 9012, 9596, 14394, 28788, 1801649, 3603298, 5404947, 7206596, 10809894, 21619788]

約数ペア:

[(1, 21619788), (2, 10809894), (3, 7206596), (4, 5404947), (6, 3603298), (12, 1801649), (751, 28788), (1502, 14394), (2253, 9596), (2399, 9012), (3004, 7197), (4506, 4798)]