217396956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2588059}}^1$

素因数の和:2588073

約数の個数: 24

約数和(自身を含む): 579725440

約数和(自身を除く): 362328484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2588059, 5176118, 7764177, 10352236, 15528354, 18116413, 31056708, 36232826, 54349239, 72465652, 108698478, 217396956]

約数ペア:

[(1, 217396956), (2, 108698478), (3, 72465652), (4, 54349239), (6, 36232826), (7, 31056708), (12, 18116413), (14, 15528354), (21, 10352236), (28, 7764177), (42, 5176118), (84, 2588059)]