16721148

素因数分解:

$2^2\times 3^1\times {\mathrm{1009}}^1\times {\mathrm{1381}}^1$

素因数の和:2397

約数の個数: 24

約数和(自身を含む): 39082960

約数和(自身を除く): 22361812

約数列:

[1, 2, 3, 4, 6, 12, 1009, 1381, 2018, 2762, 3027, 4036, 4143, 5524, 6054, 8286, 12108, 16572, 1393429, 2786858, 4180287, 5573716, 8360574, 16721148]

約数ペア:

[(1, 16721148), (2, 8360574), (3, 5573716), (4, 4180287), (6, 2786858), (12, 1393429), (1009, 16572), (1381, 12108), (2018, 8286), (2762, 6054), (3027, 5524), (4036, 4143)]