21639202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2711}}^1$

素因数の和:3033

約数の個数: 16

約数和(自身を含む): 35082432

約数和(自身を除く): 13443230

約数列:

[1, 2, 13, 26, 307, 614, 2711, 3991, 5422, 7982, 35243, 70486, 832277, 1664554, 10819601, 21639202]

約数ペア:

[(1, 21639202), (2, 10819601), (13, 1664554), (26, 832277), (307, 70486), (614, 35243), (2711, 7982), (3991, 5422)]