21562618

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 40619520

約数和(自身を除く): 19056902

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 163, 326, 859, 1141, 1718, 1793, 2282, 3586, 6013, 9449, 12026, 12551, 18898, 25102, 66143, 132286, 140017, 280034, 980119, 1540187, 1960238, 3080374, 10781309, 21562618]

約数ペア:

[(1, 21562618), (2, 10781309), (7, 3080374), (11, 1960238), (14, 1540187), (22, 980119), (77, 280034), (154, 140017), (163, 132286), (326, 66143), (859, 25102), (1141, 18898), (1718, 12551), (1793, 12026), (2282, 9449), (3586, 6013)]