21641045

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1084

約数の個数: 16

約数和(自身を含む): 27250560

約数和(自身を除く): 5609515

約数列:

[1, 5, 23, 115, 227, 829, 1135, 4145, 5221, 19067, 26105, 95335, 188183, 940915, 4328209, 21641045]

約数ペア:

[(1, 21641045), (5, 4328209), (23, 940915), (115, 188183), (227, 95335), (829, 26105), (1135, 19067), (4145, 5221)]