21820458

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1847}}^1$

素因数の和:2042

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 26079702

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 179, 358, 537, 1074, 1847, 1969, 3694, 3938, 5541, 5907, 11082, 11814, 20317, 40634, 60951, 121902, 330613, 661226, 991839, 1983678, 3636743, 7273486, 10910229, 21820458]

約数ペア:

[(1, 21820458), (2, 10910229), (3, 7273486), (6, 3636743), (11, 1983678), (22, 991839), (33, 661226), (66, 330613), (179, 121902), (358, 60951), (537, 40634), (1074, 20317), (1847, 11814), (1969, 11082), (3694, 5907), (3938, 5541)]