21085623

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{4621}}^1$

素因数の和:4656

約数の個数: 24

約数和(自身を含む): 33833040

約数和(自身を除く): 12747417

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 4621, 13863, 41589, 60073, 124767, 180219, 540657, 780949, 1621971, 2342847, 7028541, 21085623]

約数ペア:

[(1, 21085623), (3, 7028541), (9, 2342847), (13, 1621971), (27, 780949), (39, 540657), (117, 180219), (169, 124767), (351, 60073), (507, 41589), (1521, 13863), (4563, 4621)]