21517548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137933}}^1$

素因数の和:137953

約数の個数: 24

約数和(自身を含む): 54070128

約数和(自身を除く): 32552580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137933, 275866, 413799, 551732, 827598, 1655196, 1793129, 3586258, 5379387, 7172516, 10758774, 21517548]

約数ペア:

[(1, 21517548), (2, 10758774), (3, 7172516), (4, 5379387), (6, 3586258), (12, 1793129), (13, 1655196), (26, 827598), (39, 551732), (52, 413799), (78, 275866), (156, 137933)]