21297642

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{82549}}^1$

素因数の和:82597

約数の個数: 16

約数和(自身を含む): 43586400

約数和(自身を除く): 22288758

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 82549, 165098, 247647, 495294, 3549607, 7099214, 10648821, 21297642]

約数ペア:

[(1, 21297642), (2, 10648821), (3, 7099214), (6, 3549607), (43, 495294), (86, 247647), (129, 165098), (258, 82549)]