21167404108

素因数分解:

$2^2\times {\mathrm{1061}}^1\times {\mathrm{4987607}}^1$

素因数の和:4988672

約数の個数: 12

約数和(自身を含む): 37077877872

約数和(自身を除く): 15910473764

約数列:

[1, 2, 4, 1061, 2122, 4244, 4987607, 9975214, 19950428, 5291851027, 10583702054, 21167404108]

約数ペア:

[(1, 21167404108), (2, 10583702054), (4, 5291851027), (1061, 19950428), (2122, 9975214), (4244, 4987607)]