2021394529

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{307}}^1\times {\mathrm{367}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 2546159616

約数和(自身を除く): 524765087

約数列:

[1, 7, 11, 77, 233, 307, 367, 1631, 2149, 2563, 2569, 3377, 4037, 17941, 23639, 28259, 71531, 85511, 112669, 500717, 598577, 786841, 788683, 940621, 1239359, 5507887, 6584347, 8675513, 26251877, 183763139, 288770647, 2021394529]

約数ペア:

[(1, 2021394529), (7, 288770647), (11, 183763139), (77, 26251877), (233, 8675513), (307, 6584347), (367, 5507887), (1631, 1239359), (2149, 940621), (2563, 788683), (2569, 786841), (3377, 598577), (4037, 500717), (17941, 112669), (23639, 85511), (28259, 71531)]