22081213

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 28465344

約数和(自身を除く): 6384131

約数列:

[1, 7, 11, 49, 71, 77, 497, 539, 577, 781, 3479, 4039, 5467, 6347, 28273, 38269, 40967, 44429, 286769, 311003, 450637, 2007383, 3154459, 22081213]

約数ペア:

[(1, 22081213), (7, 3154459), (11, 2007383), (49, 450637), (71, 311003), (77, 286769), (497, 44429), (539, 40967), (577, 38269), (781, 28273), (3479, 6347), (4039, 5467)]