21563838

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9433}}^1$

素因数の和:9568

約数の個数: 24

約数和(自身を含む): 47094528

約数和(自身を除く): 25530690

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9433, 18866, 28299, 56598, 84897, 169794, 1197991, 2395982, 3593973, 7187946, 10781919, 21563838]

約数ペア:

[(1, 21563838), (2, 10781919), (3, 7187946), (6, 3593973), (9, 2395982), (18, 1197991), (127, 169794), (254, 84897), (381, 56598), (762, 28299), (1143, 18866), (2286, 9433)]