21912990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66403}}^1$

素因数の和:66424

約数の個数: 32

約数和(自身を含む): 57373056

約数和(自身を除く): 35460066

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 66403, 132806, 199209, 332015, 398418, 664030, 730433, 996045, 1460866, 1992090, 2191299, 3652165, 4382598, 7304330, 10956495, 21912990]

約数ペア:

[(1, 21912990), (2, 10956495), (3, 7304330), (5, 4382598), (6, 3652165), (10, 2191299), (11, 1992090), (15, 1460866), (22, 996045), (30, 730433), (33, 664030), (55, 398418), (66, 332015), (110, 199209), (165, 132806), (330, 66403)]