2161218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{15661}}^1$

素因数の和:15689

約数の個数: 16

約数和(自身を含む): 4510656

約数和(自身を除く): 2349438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 15661, 31322, 46983, 93966, 360203, 720406, 1080609, 2161218]

約数ペア:

[(1, 2161218), (2, 1080609), (3, 720406), (6, 360203), (23, 93966), (46, 46983), (69, 31322), (138, 15661)]