2021493383

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{10337}}^1$

素因数の和:10671

約数の個数: 24

約数和(自身を含む): 2540914992

約数和(自身を除く): 519421609

約数列:

[1, 7, 13, 49, 91, 307, 637, 2149, 3991, 10337, 15043, 27937, 72359, 134381, 195559, 506513, 940667, 3173459, 6584669, 22214213, 41254967, 155499491, 288784769, 2021493383]

約数ペア:

[(1, 2021493383), (7, 288784769), (13, 155499491), (49, 41254967), (91, 22214213), (307, 6584669), (637, 3173459), (2149, 940667), (3991, 506513), (10337, 195559), (15043, 134381), (27937, 72359)]