21865922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{44263}}^1$

素因数の和:44297

約数の個数: 16

約数和(自身を含む): 37181760

約数和(自身を除く): 15315838

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 44263, 88526, 575419, 840997, 1150838, 1681994, 10932961, 21865922]

約数ペア:

[(1, 21865922), (2, 10932961), (13, 1681994), (19, 1150838), (26, 840997), (38, 575419), (247, 88526), (494, 44263)]