21813990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66103}}^1$

素因数の和:66124

約数の個数: 32

約数和(自身を含む): 57113856

約数和(自身を除く): 35299866

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 66103, 132206, 198309, 330515, 396618, 661030, 727133, 991545, 1454266, 1983090, 2181399, 3635665, 4362798, 7271330, 10906995, 21813990]

約数ペア:

[(1, 21813990), (2, 10906995), (3, 7271330), (5, 4362798), (6, 3635665), (10, 2181399), (11, 1983090), (15, 1454266), (22, 991545), (30, 727133), (33, 661030), (55, 396618), (66, 330515), (110, 198309), (165, 132206), (330, 66103)]