21731041

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:360

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 1856159

約数列:

[1, 19, 71, 89, 181, 1349, 1691, 3439, 6319, 12851, 16109, 120061, 244169, 306071, 1143739, 21731041]

約数ペア:

[(1, 21731041), (19, 1143739), (71, 306071), (89, 244169), (181, 120061), (1349, 16109), (1691, 12851), (3439, 6319)]