21296842

素因数分解:

$2^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{9109}}^1$

素因数の和:9285

約数の個数: 16

約数和(自身を含む): 36731520

約数和(自身を除く): 15434678

約数列:

[1, 2, 7, 14, 167, 334, 1169, 2338, 9109, 18218, 63763, 127526, 1521203, 3042406, 10648421, 21296842]

約数ペア:

[(1, 21296842), (2, 10648421), (7, 3042406), (14, 1521203), (167, 127526), (334, 63763), (1169, 18218), (2338, 9109)]