21631082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51749}}^1$

素因数の和:51781

約数の個数: 16

約数和(自身を含む): 37260000

約数和(自身を除く): 15628918

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51749, 103498, 569239, 983231, 1138478, 1966462, 10815541, 21631082]

約数ペア:

[(1, 21631082), (2, 10815541), (11, 1966462), (19, 1138478), (22, 983231), (38, 569239), (209, 103498), (418, 51749)]