21166290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{235181}}^1$

素因数の和:235194

約数の個数: 24

約数和(自身を含む): 55032588

約数和(自身を除く): 33866298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 235181, 470362, 705543, 1175905, 1411086, 2116629, 2351810, 3527715, 4233258, 7055430, 10583145, 21166290]

約数ペア:

[(1, 21166290), (2, 10583145), (3, 7055430), (5, 4233258), (6, 3527715), (9, 2351810), (10, 2116629), (15, 1411086), (18, 1175905), (30, 705543), (45, 470362), (90, 235181)]