21162992

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18119}}^1$

素因数の和:18200

約数の個数: 20

約数和(自身を含む): 41567280

約数和(自身を除く): 20404288

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18119, 36238, 72476, 144952, 289904, 1322687, 2645374, 5290748, 10581496, 21162992]

約数ペア:

[(1, 21162992), (2, 10581496), (4, 5290748), (8, 2645374), (16, 1322687), (73, 289904), (146, 144952), (292, 72476), (584, 36238), (1168, 18119)]