21739091

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1723}}^1$

素因数の和:1802

約数の個数: 16

約数和(自身を含む): 25156608

約数和(自身を除く): 3417517

約数列:

[1, 11, 31, 37, 341, 407, 1147, 1723, 12617, 18953, 53413, 63751, 587543, 701261, 1976281, 21739091]

約数ペア:

[(1, 21739091), (11, 1976281), (31, 701261), (37, 587543), (341, 63751), (407, 53413), (1147, 18953), (1723, 12617)]