22181278

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42821}}^1$

素因数の和:42867

約数の個数: 16

約数和(自身を含む): 39053664

約数和(自身を除く): 16872386

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 42821, 85642, 299747, 599494, 1584377, 3168754, 11090639, 22181278]

約数ペア:

[(1, 22181278), (2, 11090639), (7, 3168754), (14, 1584377), (37, 599494), (74, 299747), (259, 85642), (518, 42821)]