21079546

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10657}}^1$

素因数の和:10725

約数の個数: 16

約数和(自身を含む): 33764544

約数和(自身を除く): 12684998

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 10657, 21314, 245111, 458251, 490222, 916502, 10539773, 21079546]

約数ペア:

[(1, 21079546), (2, 10539773), (23, 916502), (43, 490222), (46, 458251), (86, 245111), (989, 21314), (1978, 10657)]