21330798

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{154571}}^1$

素因数の和:154599

約数の個数: 16

約数和(自身を含む): 44516736

約数和(自身を除く): 23185938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 154571, 309142, 463713, 927426, 3555133, 7110266, 10665399, 21330798]

約数ペア:

[(1, 21330798), (2, 10665399), (3, 7110266), (6, 3555133), (23, 927426), (46, 463713), (69, 309142), (138, 154571)]