21625306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4481}}^1$

素因数の和:4629

約数の個数: 16

約数和(自身を含む): 34421760

約数和(自身を除く): 12796454

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4481, 4826, 8962, 85139, 170278, 569087, 1138174, 10812653, 21625306]

約数ペア:

[(1, 21625306), (2, 10812653), (19, 1138174), (38, 569087), (127, 170278), (254, 85139), (2413, 8962), (4481, 4826)]