21508768

素因数分解:

$2^5\times {\mathrm{241}}^1\times {\mathrm{2789}}^1$

素因数の和:3040

約数の個数: 24

約数和(自身を含む): 42536340

約数和(自身を除く): 21027572

約数列:

[1, 2, 4, 8, 16, 32, 241, 482, 964, 1928, 2789, 3856, 5578, 7712, 11156, 22312, 44624, 89248, 672149, 1344298, 2688596, 5377192, 10754384, 21508768]

約数ペア:

[(1, 21508768), (2, 10754384), (4, 5377192), (8, 2688596), (16, 1344298), (32, 672149), (241, 89248), (482, 44624), (964, 22312), (1928, 11156), (2789, 7712), (3856, 5578)]