21432898

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:897

約数の個数: 16

約数和(自身を含む): 32798304

約数和(自身を除く): 11365406

約数列:

[1, 2, 67, 134, 307, 521, 614, 1042, 20569, 34907, 41138, 69814, 159947, 319894, 10716449, 21432898]

約数ペア:

[(1, 21432898), (2, 10716449), (67, 319894), (134, 159947), (307, 69814), (521, 41138), (614, 34907), (1042, 20569)]