21045099

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{953}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 29810592

約数和(自身を除く): 8765493

約数列:

[1, 3, 17, 51, 433, 953, 1299, 2859, 7361, 16201, 22083, 48603, 412649, 1237947, 7015033, 21045099]

約数ペア:

[(1, 21045099), (3, 7015033), (17, 1237947), (51, 412649), (433, 48603), (953, 22083), (1299, 16201), (2859, 7361)]