21119014

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65587}}^1$

素因数の和:65619

約数の個数: 16

約数和(自身を含む): 37778688

約数和(自身を除く): 16659674

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 65587, 131174, 459109, 918218, 1508501, 3017002, 10559507, 21119014]

約数ペア:

[(1, 21119014), (2, 10559507), (7, 3017002), (14, 1508501), (23, 918218), (46, 459109), (161, 131174), (322, 65587)]