21514278

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{50503}}^1$

素因数の和:50579

約数の個数: 16

約数和(自身を含む): 43635456

約数和(自身を除く): 22121178

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 50503, 101006, 151509, 303018, 3585713, 7171426, 10757139, 21514278]

約数ペア:

[(1, 21514278), (2, 10757139), (3, 7171426), (6, 3585713), (71, 303018), (142, 151509), (213, 101006), (426, 50503)]