21952047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{5573}}^1$

素因数の和:5690

約数の個数: 16

約数和(自身を含む): 31838688

約数和(自身を除く): 9886641

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 5573, 16719, 72449, 217347, 562873, 1688619, 7317349, 21952047]

約数ペア:

[(1, 21952047), (3, 7317349), (13, 1688619), (39, 562873), (101, 217347), (303, 72449), (1313, 16719), (3939, 5573)]