21598906

素因数分解:

$2^1\times 7^2\times {\mathrm{433}}^1\times {\mathrm{509}}^1$

素因数の和:958

約数の個数: 24

約数和(自身を含む): 37849140

約数和(自身を除く): 16250234

約数列:

[1, 2, 7, 14, 49, 98, 433, 509, 866, 1018, 3031, 3563, 6062, 7126, 21217, 24941, 42434, 49882, 220397, 440794, 1542779, 3085558, 10799453, 21598906]

約数ペア:

[(1, 21598906), (2, 10799453), (7, 3085558), (14, 1542779), (49, 440794), (98, 220397), (433, 49882), (509, 42434), (866, 24941), (1018, 21217), (3031, 7126), (3563, 6062)]