21290147271

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{34283651}}^1$

素因数の和:34283683

約数の個数: 16

約数和(自身を含む): 32912305920

約数和(自身を除く): 11622158649

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 34283651, 102850953, 308552859, 788523973, 925658577, 2365571919, 7096715757, 21290147271]

約数ペア:

[(1, 21290147271), (3, 7096715757), (9, 2365571919), (23, 925658577), (27, 788523973), (69, 308552859), (207, 102850953), (621, 34283651)]