21011075521

素因数分解:

${\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1803371}}^1$

素因数の和:1803623

約数の個数: 8

約数和(自身を含む): 21467340288

約数和(自身を除く): 456264767

約数列:

[1, 61, 191, 11651, 1803371, 110005631, 344443861, 21011075521]

約数ペア:

[(1, 21011075521), (61, 344443861), (191, 110005631), (11651, 1803371)]