21869795519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{12451}}^1$

素因数の和:12719

約数の個数: 32

約数和(自身を含む): 26207774208

約数和(自身を除く): 4337978689

約数列:

[1, 11, 13, 71, 143, 173, 781, 923, 1903, 2249, 10153, 12283, 12451, 24739, 135113, 136961, 159679, 161863, 884021, 1756469, 1780493, 2154023, 9724231, 11492273, 23694253, 28002299, 126415003, 152935633, 308025289, 1682291963, 1988163229, 21869795519]

約数ペア:

[(1, 21869795519), (11, 1988163229), (13, 1682291963), (71, 308025289), (143, 152935633), (173, 126415003), (781, 28002299), (923, 23694253), (1903, 11492273), (2249, 9724231), (10153, 2154023), (12283, 1780493), (12451, 1756469), (24739, 884021), (135113, 161863), (136961, 159679)]