21635823

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15991}}^1$

素因数の和:16046

約数の個数: 16

約数和(自身を含む): 32239872

約数和(自身を除く): 10604049

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 15991, 47973, 175901, 527703, 655631, 1966893, 7211941, 21635823]

約数ペア:

[(1, 21635823), (3, 7211941), (11, 1966893), (33, 655631), (41, 527703), (123, 175901), (451, 47973), (1353, 15991)]