21167131431

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1\times {\mathrm{350003}}^1$

素因数の和:351086

約数の個数: 16

約数和(自身を含む): 29736339840

約数和(自身を除く): 8569208409

約数列:

[1, 3, 19, 57, 1061, 3183, 20159, 60477, 350003, 1050009, 6650057, 19950171, 371353183, 1114059549, 7055710477, 21167131431]

約数ペア:

[(1, 21167131431), (3, 7055710477), (19, 1114059549), (57, 371353183), (1061, 19950171), (3183, 6650057), (20159, 1050009), (60477, 350003)]