21974876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71347}}^1$

素因数の和:71369

約数の個数: 24

約数和(自身を含む): 47945856

約数和(自身を除く): 25970980

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 71347, 142694, 285388, 499429, 784817, 998858, 1569634, 1997716, 3139268, 5493719, 10987438, 21974876]

約数ペア:

[(1, 21974876), (2, 10987438), (4, 5493719), (7, 3139268), (11, 1997716), (14, 1569634), (22, 998858), (28, 784817), (44, 499429), (77, 285388), (154, 142694), (308, 71347)]