21021622

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6947}}^1$

素因数の和:7055

約数の個数: 16

約数和(自身を含む): 33767280

約数和(自身を除く): 12745658

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 6947, 13894, 118099, 236198, 618283, 1236566, 10510811, 21021622]

約数ペア:

[(1, 21021622), (2, 10510811), (17, 1236566), (34, 618283), (89, 236198), (178, 118099), (1513, 13894), (3026, 6947)]