2021921514

素因数分解:

$2^1\times 3^4\times {\mathrm{12480997}}^1$

素因数の和:12481011

約数の個数: 20

約数和(自身を含む): 4530602274

約数和(自身を除く): 2508680760

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 12480997, 24961994, 37442991, 74885982, 112328973, 224657946, 336986919, 673973838, 1010960757, 2021921514]

約数ペア:

[(1, 2021921514), (2, 1010960757), (3, 673973838), (6, 336986919), (9, 224657946), (18, 112328973), (27, 74885982), (54, 37442991), (81, 24961994), (162, 12480997)]