21236222

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65951}}^1$

素因数の和:65983

約数の個数: 16

約数和(自身を含む): 37988352

約数和(自身を除く): 16752130

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 65951, 131902, 461657, 923314, 1516873, 3033746, 10618111, 21236222]

約数ペア:

[(1, 21236222), (2, 10618111), (7, 3033746), (14, 1516873), (23, 923314), (46, 461657), (161, 131902), (322, 65951)]