21899234

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53939}}^1$

素因数の和:53977

約数の個数: 16

約数和(自身を含む): 38836800

約数和(自身を除く): 16937566

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 53939, 107878, 377573, 755146, 1564231, 3128462, 10949617, 21899234]

約数ペア:

[(1, 21899234), (2, 10949617), (7, 3128462), (14, 1564231), (29, 755146), (58, 377573), (203, 107878), (406, 53939)]