2721142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:831

約数の個数: 16

約数和(自身を含む): 4345200

約数和(自身を除く): 1624058

約数列:

[1, 2, 19, 38, 101, 202, 709, 1418, 1919, 3838, 13471, 26942, 71609, 143218, 1360571, 2721142]

約数ペア:

[(1, 2721142), (2, 1360571), (19, 143218), (38, 71609), (101, 26942), (202, 13471), (709, 3838), (1418, 1919)]