21775458

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{84401}}^1$

素因数の和:84449

約数の個数: 16

約数和(自身を含む): 44564256

約数和(自身を除く): 22788798

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 84401, 168802, 253203, 506406, 3629243, 7258486, 10887729, 21775458]

約数ペア:

[(1, 21775458), (2, 10887729), (3, 7258486), (6, 3629243), (43, 506406), (86, 253203), (129, 168802), (258, 84401)]