21461010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6563}}^1$

素因数の和:6682

約数の個数: 32

約数和(自身を含む): 51986880

約数和(自身を除く): 30525870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 327, 545, 654, 1090, 1635, 3270, 6563, 13126, 19689, 32815, 39378, 65630, 98445, 196890, 715367, 1430734, 2146101, 3576835, 4292202, 7153670, 10730505, 21461010]

約数ペア:

[(1, 21461010), (2, 10730505), (3, 7153670), (5, 4292202), (6, 3576835), (10, 2146101), (15, 1430734), (30, 715367), (109, 196890), (218, 98445), (327, 65630), (545, 39378), (654, 32815), (1090, 19689), (1635, 13126), (3270, 6563)]