20972334

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{6709}}^1$

素因数の和:7235

約数の個数: 16

約数和(自身を含む): 42031440

約数和(自身を除く): 21059106

約数列:

[1, 2, 3, 6, 521, 1042, 1563, 3126, 6709, 13418, 20127, 40254, 3495389, 6990778, 10486167, 20972334]

約数ペア:

[(1, 20972334), (2, 10486167), (3, 6990778), (6, 3495389), (521, 40254), (1042, 20127), (1563, 13418), (3126, 6709)]