21000819842

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1\times {\mathrm{226463}}^1$

素因数の和:226897

約数の個数: 16

約数和(自身を含む): 31795545600

約数和(自身を除く): 10794725758

約数列:

[1, 2, 199, 233, 398, 466, 46367, 92734, 226463, 452926, 45066137, 52765879, 90132274, 105531758, 10500409921, 21000819842]

約数ペア:

[(1, 21000819842), (2, 10500409921), (199, 105531758), (233, 90132274), (398, 52765879), (466, 45066137), (46367, 452926), (92734, 226463)]