21342621248

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25652189}}^1$

素因数の和:25652214

約数の個数: 28

約数和(自身を含む): 45609593820

約数和(自身を除く): 24266972572

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25652189, 51304378, 102608756, 205217512, 333478457, 410435024, 666956914, 820870048, 1333913828, 1641740096, 2667827656, 5335655312, 10671310624, 21342621248]

約数ペア:

[(1, 21342621248), (2, 10671310624), (4, 5335655312), (8, 2667827656), (13, 1641740096), (16, 1333913828), (26, 820870048), (32, 666956914), (52, 410435024), (64, 333478457), (104, 205217512), (208, 102608756), (416, 51304378), (832, 25652189)]