16897251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42349}}^1$

素因数の和:42378

約数の個数: 16

約数和(自身を含む): 27104000

約数和(自身を除く): 10206749

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 42349, 127047, 296443, 804631, 889329, 2413893, 5632417, 16897251]

約数ペア:

[(1, 16897251), (3, 5632417), (7, 2413893), (19, 889329), (21, 804631), (57, 296443), (133, 127047), (399, 42349)]