21103732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23873}}^1$

素因数の和:23907

約数の個数: 24

約数和(自身を含む): 42113736

約数和(自身を除く): 21010004

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23873, 47746, 95492, 310349, 405841, 620698, 811682, 1241396, 1623364, 5275933, 10551866, 21103732]

約数ペア:

[(1, 21103732), (2, 10551866), (4, 5275933), (13, 1623364), (17, 1241396), (26, 811682), (34, 620698), (52, 405841), (68, 310349), (221, 95492), (442, 47746), (884, 23873)]