21450184

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5717}}^1$

素因数の和:5797

約数の個数: 32

約数和(自身を含む): 46658880

約数和(自身を除く): 25208696

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5717, 11434, 22868, 40019, 45736, 80038, 160076, 320152, 383039, 766078, 1532156, 2681273, 3064312, 5362546, 10725092, 21450184]

約数ペア:

[(1, 21450184), (2, 10725092), (4, 5362546), (7, 3064312), (8, 2681273), (14, 1532156), (28, 766078), (56, 383039), (67, 320152), (134, 160076), (268, 80038), (469, 45736), (536, 40019), (938, 22868), (1876, 11434), (3752, 5717)]