21034851885

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3680639}}^1$

素因数の和:3680777

約数の個数: 24

約数和(自身を含む): 36747509760

約数和(自身を除く): 15712657875

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5715, 3680639, 11041917, 18403195, 33125751, 55209585, 165628755, 467441153, 1402323459, 2337205765, 4206970377, 7011617295, 21034851885]

約数ペア:

[(1, 21034851885), (3, 7011617295), (5, 4206970377), (9, 2337205765), (15, 1402323459), (45, 467441153), (127, 165628755), (381, 55209585), (635, 33125751), (1143, 18403195), (1905, 11041917), (5715, 3680639)]