21742980154

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{14514673}}^1$

素因数の和:14514789

約数の個数: 16

約数和(自身を含む): 37622035008

約数和(自身を除く): 15879054854

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 14514673, 29029346, 101602711, 203205422, 1553070011, 3106140022, 10871490077, 21742980154]

約数ペア:

[(1, 21742980154), (2, 10871490077), (7, 3106140022), (14, 1553070011), (107, 203205422), (214, 101602711), (749, 29029346), (1498, 14514673)]