21351374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{31307}}^1$

素因数の和:31351

約数の個数: 16

約数和(自身を含む): 36066816

約数和(自身を除く): 14715442

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 31307, 62614, 344377, 688754, 970517, 1941034, 10675687, 21351374]

約数ペア:

[(1, 21351374), (2, 10675687), (11, 1941034), (22, 970517), (31, 688754), (62, 344377), (341, 62614), (682, 31307)]