21645722

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{8011}}^1$

素因数の和:8213

約数の個数: 16

約数和(自身を含む): 37303872

約数和(自身を除く): 15658150

約数列:

[1, 2, 7, 14, 193, 386, 1351, 2702, 8011, 16022, 56077, 112154, 1546123, 3092246, 10822861, 21645722]

約数ペア:

[(1, 21645722), (2, 10822861), (7, 3092246), (14, 1546123), (193, 112154), (386, 56077), (1351, 16022), (2702, 8011)]