21451224

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5693}}^1$

素因数の和:5859

約数の個数: 32

約数和(自身を含む): 53979120

約数和(自身を除く): 32527896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5693, 11386, 17079, 22772, 34158, 45544, 68316, 136632, 893801, 1787602, 2681403, 3575204, 5362806, 7150408, 10725612, 21451224]

約数ペア:

[(1, 21451224), (2, 10725612), (3, 7150408), (4, 5362806), (6, 3575204), (8, 2681403), (12, 1787602), (24, 893801), (157, 136632), (314, 68316), (471, 45544), (628, 34158), (942, 22772), (1256, 17079), (1884, 11386), (3768, 5693)]