821963514

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{1280317}}^1$

素因数の和:1280429

約数の個数: 16

約数和(自身を含む): 1659292128

約数和(自身を除く): 837328614

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 1280317, 2560634, 3840951, 7681902, 136993919, 273987838, 410981757, 821963514]

約数ペア:

[(1, 821963514), (2, 410981757), (3, 273987838), (6, 136993919), (107, 7681902), (214, 3840951), (321, 2560634), (642, 1280317)]