21699064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{142757}}^1$

素因数の和:142782

約数の個数: 16

約数和(自身を含む): 42827400

約数和(自身を除く): 21128336

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 142757, 285514, 571028, 1142056, 2712383, 5424766, 10849532, 21699064]

約数ペア:

[(1, 21699064), (2, 10849532), (4, 5424766), (8, 2712383), (19, 1142056), (38, 571028), (76, 285514), (152, 142757)]