21772845

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11801}}^1$

素因数の和:11853

約数の個数: 24

約数和(自身を含む): 38663352

約数和(自身を除く): 16890507

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 11801, 35403, 59005, 106209, 177015, 483841, 531045, 1451523, 2419205, 4354569, 7257615, 21772845]

約数ペア:

[(1, 21772845), (3, 7257615), (5, 4354569), (9, 2419205), (15, 1451523), (41, 531045), (45, 483841), (123, 177015), (205, 106209), (369, 59005), (615, 35403), (1845, 11801)]