16921761

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{353}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 24666720

約数和(自身を除く): 7744959

約数列:

[1, 3, 19, 29, 57, 87, 353, 551, 841, 1059, 1653, 2523, 6707, 10237, 15979, 20121, 30711, 47937, 194503, 296873, 583509, 890619, 5640587, 16921761]

約数ペア:

[(1, 16921761), (3, 5640587), (19, 890619), (29, 583509), (57, 296873), (87, 194503), (353, 47937), (551, 30711), (841, 20121), (1059, 15979), (1653, 10237), (2523, 6707)]