21448712

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{17077}}^1$

素因数の和:17240

約数の個数: 16

約数和(自身を含む): 40474860

約数和(自身を除く): 19026148

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 17077, 34154, 68308, 136616, 2681089, 5362178, 10724356, 21448712]

約数ペア:

[(1, 21448712), (2, 10724356), (4, 5362178), (8, 2681089), (157, 136616), (314, 68308), (628, 34154), (1256, 17077)]