21504246

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{20717}}^1$

素因数の和:20895

約数の個数: 16

約数和(自身を含む): 43259184

約数和(自身を除く): 21754938

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 20717, 41434, 62151, 124302, 3584041, 7168082, 10752123, 21504246]

約数ペア:

[(1, 21504246), (2, 10752123), (3, 7168082), (6, 3584041), (173, 124302), (346, 62151), (519, 41434), (1038, 20717)]