21049966082

素因数分解:

$2^1\times {\mathrm{997}}^1\times {\mathrm{1063}}^1\times {\mathrm{9931}}^1$

素因数の和:11993

約数の個数: 16

約数和(自身を含む): 31639538112

約数和(自身を除く): 10589572030

約数列:

[1, 2, 997, 1063, 1994, 2126, 9931, 19862, 1059811, 2119622, 9901207, 10556653, 19802414, 21113306, 10524983041, 21049966082]

約数ペア:

[(1, 21049966082), (2, 10524983041), (997, 21113306), (1063, 19802414), (1994, 10556653), (2126, 9901207), (9931, 2119622), (19862, 1059811)]