21529112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{701}}^1$

素因数の和:1067

約数の個数: 32

約数和(自身を含む): 44226000

約数和(自身を除く): 22696888

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 698, 701, 1396, 1402, 2792, 2804, 3839, 5608, 7678, 7711, 15356, 15422, 30712, 30844, 61688, 244649, 489298, 978596, 1957192, 2691139, 5382278, 10764556, 21529112]

約数ペア:

[(1, 21529112), (2, 10764556), (4, 5382278), (8, 2691139), (11, 1957192), (22, 978596), (44, 489298), (88, 244649), (349, 61688), (698, 30844), (701, 30712), (1396, 15422), (1402, 15356), (2792, 7711), (2804, 7678), (3839, 5608)]