21452459

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:602

約数の個数: 16

約数和(自身を含む): 25190400

約数和(自身を除く): 3737941

約数列:

[1, 7, 59, 127, 409, 413, 889, 2863, 7493, 24131, 51943, 52451, 168917, 363601, 3064637, 21452459]

約数ペア:

[(1, 21452459), (7, 3064637), (59, 363601), (127, 168917), (409, 52451), (413, 51943), (889, 24131), (2863, 7493)]