21228612

素因数分解:

$2^2\times 3^1\times {\mathrm{503}}^1\times {\mathrm{3517}}^1$

素因数の和:4027

約数の個数: 24

約数和(自身を含む): 49646016

約数和(自身を除く): 28417404

約数列:

[1, 2, 3, 4, 6, 12, 503, 1006, 1509, 2012, 3018, 3517, 6036, 7034, 10551, 14068, 21102, 42204, 1769051, 3538102, 5307153, 7076204, 10614306, 21228612]

約数ペア:

[(1, 21228612), (2, 10614306), (3, 7076204), (4, 5307153), (6, 3538102), (12, 1769051), (503, 42204), (1006, 21102), (1509, 14068), (2012, 10551), (3018, 7034), (3517, 6036)]