21129968246

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1\times {\mathrm{78017}}^1$

素因数の和:78919

約数の個数: 16

約数和(自身を含む): 31906241280

約数和(自身を除く): 10776273034

約数列:

[1, 2, 191, 382, 709, 1418, 78017, 135419, 156034, 270838, 14901247, 29802494, 55314053, 110628106, 10564984123, 21129968246]

約数ペア:

[(1, 21129968246), (2, 10564984123), (191, 110628106), (382, 55314053), (709, 29802494), (1418, 14901247), (78017, 270838), (135419, 156034)]