21193656

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80279}}^1$

素因数の和:80299

約数の個数: 32

約数和(自身を含む): 57801600

約数和(自身を除く): 36607944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80279, 160558, 240837, 321116, 481674, 642232, 883069, 963348, 1766138, 1926696, 2649207, 3532276, 5298414, 7064552, 10596828, 21193656]

約数ペア:

[(1, 21193656), (2, 10596828), (3, 7064552), (4, 5298414), (6, 3532276), (8, 2649207), (11, 1926696), (12, 1766138), (22, 963348), (24, 883069), (33, 642232), (44, 481674), (66, 321116), (88, 240837), (132, 160558), (264, 80279)]