2021091121

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{8297}}^1$

素因数の和:8433

約数の個数: 32

約数和(自身を含む): 2581009920

約数和(自身を除く): 559918799

約数列:

[1, 7, 17, 23, 89, 119, 161, 391, 623, 1513, 2047, 2737, 8297, 10591, 14329, 34799, 58079, 141049, 190831, 243593, 738433, 987343, 1335817, 3244127, 5169031, 12553361, 16983959, 22708889, 87873527, 118887713, 288727303, 2021091121]

約数ペア:

[(1, 2021091121), (7, 288727303), (17, 118887713), (23, 87873527), (89, 22708889), (119, 16983959), (161, 12553361), (391, 5169031), (623, 3244127), (1513, 1335817), (2047, 987343), (2737, 738433), (8297, 243593), (10591, 190831), (14329, 141049), (34799, 58079)]