21167659204

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{78983803}}^1$

素因数の和:78983874

約数の個数: 12

約数和(自身を含む): 37596290704

約数和(自身を除く): 16428631500

約数列:

[1, 2, 4, 67, 134, 268, 78983803, 157967606, 315935212, 5291914801, 10583829602, 21167659204]

約数ペア:

[(1, 21167659204), (2, 10583829602), (4, 5291914801), (67, 315935212), (134, 157967606), (268, 78983803)]