21571416

素因数分解:

$2^3\times 3^2\times {\mathrm{299603}}^1$

素因数の和:299615

約数の個数: 24

約数和(自身を含む): 58422780

約数和(自身を除く): 36851364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 299603, 599206, 898809, 1198412, 1797618, 2396824, 2696427, 3595236, 5392854, 7190472, 10785708, 21571416]

約数ペア:

[(1, 21571416), (2, 10785708), (3, 7190472), (4, 5392854), (6, 3595236), (8, 2696427), (9, 2396824), (12, 1797618), (18, 1198412), (24, 898809), (36, 599206), (72, 299603)]