2021619903

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{15541}}^1$

素因数の和:16006

約数の個数: 16

約数和(自身を含む): 2724450432

約数和(自身を除く): 702830529

約数列:

[1, 3, 131, 331, 393, 993, 15541, 43361, 46623, 130083, 2035871, 5144071, 6107613, 15432213, 673873301, 2021619903]

約数ペア:

[(1, 2021619903), (3, 673873301), (131, 15432213), (331, 6107613), (393, 5144071), (993, 2035871), (15541, 130083), (43361, 46623)]