21797270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6833}}^1$

素因数の和:6880

約数の個数: 32

約数和(自身を含む): 44284320

約数和(自身を除く): 22487050

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6833, 13666, 34165, 68330, 75163, 150326, 198157, 375815, 396314, 751630, 990785, 1981570, 2179727, 4359454, 10898635, 21797270]

約数ペア:

[(1, 21797270), (2, 10898635), (5, 4359454), (10, 2179727), (11, 1981570), (22, 990785), (29, 751630), (55, 396314), (58, 375815), (110, 198157), (145, 150326), (290, 75163), (319, 68330), (638, 34165), (1595, 13666), (3190, 6833)]