21341902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33037}}^1$

素因数の和:33075

約数の個数: 16

約数和(自身を含む): 35681040

約数和(自身を除く): 14339138

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33037, 66074, 561629, 627703, 1123258, 1255406, 10670951, 21341902]

約数ペア:

[(1, 21341902), (2, 10670951), (17, 1255406), (19, 1123258), (34, 627703), (38, 561629), (323, 66074), (646, 33037)]