21142506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45763}}^1$

素因数の和:45786

約数の個数: 32

約数和(自身を含む): 52720128

約数和(自身を除く): 31577622

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45763, 91526, 137289, 274578, 320341, 503393, 640682, 961023, 1006786, 1510179, 1922046, 3020358, 3523751, 7047502, 10571253, 21142506]

約数ペア:

[(1, 21142506), (2, 10571253), (3, 7047502), (6, 3523751), (7, 3020358), (11, 1922046), (14, 1510179), (21, 1006786), (22, 961023), (33, 640682), (42, 503393), (66, 320341), (77, 274578), (154, 137289), (231, 91526), (462, 45763)]