2021209917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{2243}}^1\times {\mathrm{17669}}^1$

素因数の和:19932

約数の個数: 16

約数和(自身を含む): 2854906560

約数和(自身を除く): 833696643

約数列:

[1, 3, 17, 51, 2243, 6729, 17669, 38131, 53007, 114393, 300373, 901119, 39631567, 118894701, 673736639, 2021209917]

約数ペア:

[(1, 2021209917), (3, 673736639), (17, 118894701), (51, 39631567), (2243, 901119), (6729, 300373), (17669, 114393), (38131, 53007)]