21529352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{207013}}^1$

素因数の和:207032

約数の個数: 16

約数和(自身を含む): 43472940

約数和(自身を除く): 21943588

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 207013, 414026, 828052, 1656104, 2691169, 5382338, 10764676, 21529352]

約数ペア:

[(1, 21529352), (2, 10764676), (4, 5382338), (8, 2691169), (13, 1656104), (26, 828052), (52, 414026), (104, 207013)]