21432008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{206077}}^1$

素因数の和:206096

約数の個数: 16

約数和(自身を含む): 43276380

約数和(自身を除く): 21844372

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 206077, 412154, 824308, 1648616, 2679001, 5358002, 10716004, 21432008]

約数ペア:

[(1, 21432008), (2, 10716004), (4, 5358002), (8, 2679001), (13, 1648616), (26, 824308), (52, 412154), (104, 206077)]