21375186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12413}}^1$

素因数の和:12466

約数の個数: 32

約数和(自身を含む): 50053248

約数和(自身を除く): 28678062

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 12413, 24826, 37239, 74478, 86891, 173782, 260673, 508933, 521346, 1017866, 1526799, 3053598, 3562531, 7125062, 10687593, 21375186]

約数ペア:

[(1, 21375186), (2, 10687593), (3, 7125062), (6, 3562531), (7, 3053598), (14, 1526799), (21, 1017866), (41, 521346), (42, 508933), (82, 260673), (123, 173782), (246, 86891), (287, 74478), (574, 37239), (861, 24826), (1722, 12413)]