21130826

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{587}}^1$

素因数の和:1069

約数の個数: 16

約数和(自身を含む): 32598720

約数和(自身を除く): 11467894

約数列:

[1, 2, 41, 82, 439, 587, 878, 1174, 17999, 24067, 35998, 48134, 257693, 515386, 10565413, 21130826]

約数ペア:

[(1, 21130826), (2, 10565413), (41, 515386), (82, 257693), (439, 48134), (587, 35998), (878, 24067), (1174, 17999)]