21672990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{240811}}^1$

素因数の和:240824

約数の個数: 24

約数和(自身を含む): 56350008

約数和(自身を除く): 34677018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 240811, 481622, 722433, 1204055, 1444866, 2167299, 2408110, 3612165, 4334598, 7224330, 10836495, 21672990]

約数ペア:

[(1, 21672990), (2, 10836495), (3, 7224330), (5, 4334598), (6, 3612165), (9, 2408110), (10, 2167299), (15, 1444866), (18, 1204055), (30, 722433), (45, 481622), (90, 240811)]