21571473

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{93383}}^1$

素因数の和:93404

約数の個数: 16

約数和(自身を含む): 35859456

約数和(自身を除く): 14287983

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 93383, 280149, 653681, 1027213, 1961043, 3081639, 7190491, 21571473]

約数ペア:

[(1, 21571473), (3, 7190491), (7, 3081639), (11, 1961043), (21, 1027213), (33, 653681), (77, 280149), (231, 93383)]