21361654

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2273}}^1$

素因数の和:2439

約数の個数: 16

約数和(自身を含む): 33182208

約数和(自身を除く): 11820554

約数列:

[1, 2, 37, 74, 127, 254, 2273, 4546, 4699, 9398, 84101, 168202, 288671, 577342, 10680827, 21361654]

約数ペア:

[(1, 21361654), (2, 10680827), (37, 577342), (74, 288671), (127, 168202), (254, 84101), (2273, 9398), (4546, 4699)]