21999461242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13381}}^1\times {\mathrm{74731}}^1$

素因数の和:88125

約数の個数: 16

約数和(自身を含む): 36002290464

約数和(自身を除く): 14002829222

約数列:

[1, 2, 11, 22, 13381, 26762, 74731, 147191, 149462, 294382, 822041, 1644082, 999975511, 1999951022, 10999730621, 21999461242]

約数ペア:

[(1, 21999461242), (2, 10999730621), (11, 1999951022), (22, 999975511), (13381, 1644082), (26762, 822041), (74731, 294382), (147191, 149462)]