21000773325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{40001473}}^1$

素因数の和:40001493

約数の個数: 24

約数和(自身を含む): 39681462208

約数和(自身を除く): 18680688883

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 40001473, 120004419, 200007365, 280010311, 600022095, 840030933, 1000036825, 1400051555, 3000110475, 4200154665, 7000257775, 21000773325]

約数ペア:

[(1, 21000773325), (3, 7000257775), (5, 4200154665), (7, 3000110475), (15, 1400051555), (21, 1000036825), (25, 840030933), (35, 600022095), (75, 280010311), (105, 200007365), (175, 120004419), (525, 40001473)]