21469110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55049}}^1$

素因数の和:55072

約数の個数: 32

約数和(自身を含む): 55490400

約数和(自身を除く): 34021290

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 55049, 110098, 165147, 275245, 330294, 550490, 715637, 825735, 1431274, 1651470, 2146911, 3578185, 4293822, 7156370, 10734555, 21469110]

約数ペア:

[(1, 21469110), (2, 10734555), (3, 7156370), (5, 4293822), (6, 3578185), (10, 2146911), (13, 1651470), (15, 1431274), (26, 825735), (30, 715637), (39, 550490), (65, 330294), (78, 275245), (130, 165147), (195, 110098), (390, 55049)]