21536886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13859}}^1$

素因数の和:13908

約数の個数: 32

約数和(自身を含む): 50561280

約数和(自身を除く): 29024394

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13859, 27718, 41577, 83154, 97013, 194026, 291039, 512783, 582078, 1025566, 1538349, 3076698, 3589481, 7178962, 10768443, 21536886]

約数ペア:

[(1, 21536886), (2, 10768443), (3, 7178962), (6, 3589481), (7, 3076698), (14, 1538349), (21, 1025566), (37, 582078), (42, 512783), (74, 291039), (111, 194026), (222, 97013), (259, 83154), (518, 41577), (777, 27718), (1554, 13859)]