21110025

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{4201}}^1$

素因数の和:4281

約数の個数: 24

約数和(自身を含む): 35431264

約数和(自身を除く): 14321239

約数列:

[1, 3, 5, 15, 25, 67, 75, 201, 335, 1005, 1675, 4201, 5025, 12603, 21005, 63015, 105025, 281467, 315075, 844401, 1407335, 4222005, 7036675, 21110025]

約数ペア:

[(1, 21110025), (3, 7036675), (5, 4222005), (15, 1407335), (25, 844401), (67, 315075), (75, 281467), (201, 105025), (335, 63015), (1005, 21005), (1675, 12603), (4201, 5025)]