21122993

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 23639040

約数和(自身を除く): 2516047

約数列:

[1, 17, 23, 89, 391, 607, 1513, 2047, 10319, 13961, 34799, 54023, 237337, 918391, 1242529, 21122993]

約数ペア:

[(1, 21122993), (17, 1242529), (23, 918391), (89, 237337), (391, 54023), (607, 34799), (1513, 13961), (2047, 10319)]