21000618142

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65219311}}^1$

素因数の和:65219343

約数の個数: 16

約数和(自身を含む): 37566323712

約数和(自身を除く): 16565705570

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 65219311, 130438622, 456535177, 913070354, 1500044153, 3000088306, 10500309071, 21000618142]

約数ペア:

[(1, 21000618142), (2, 10500309071), (7, 3000088306), (14, 1500044153), (23, 913070354), (46, 456535177), (161, 130438622), (322, 65219311)]