2149771666

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{364739}}^1$

素因数の和:365169

約数の個数: 16

約数和(自身を含む): 3694086720

約数和(自身を除く): 1544315054

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 364739, 729478, 2553173, 5106346, 153555119, 307110238, 1074885833, 2149771666]

約数ペア:

[(1, 2149771666), (2, 1074885833), (7, 307110238), (14, 153555119), (421, 5106346), (842, 2553173), (2947, 729478), (5894, 364739)]