21451346

素因数分解:

$2^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{6691}}^1$

素因数の和:6929

約数の個数: 16

約数和(自身を含む): 36939840

約数和(自身を除く): 15488494

約数列:

[1, 2, 7, 14, 229, 458, 1603, 3206, 6691, 13382, 46837, 93674, 1532239, 3064478, 10725673, 21451346]

約数ペア:

[(1, 21451346), (2, 10725673), (7, 3064478), (14, 1532239), (229, 93674), (458, 46837), (1603, 13382), (3206, 6691)]