21620786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{16657}}^1$

素因数の和:16729

約数の個数: 16

約数和(自身を含む): 35981280

約数和(自身を除く): 14360494

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 16657, 33314, 183227, 366454, 982763, 1965526, 10810393, 21620786]

約数ペア:

[(1, 21620786), (2, 10810393), (11, 1965526), (22, 982763), (59, 366454), (118, 183227), (649, 33314), (1298, 16657)]