21704078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22943}}^1$

素因数の和:22999

約数の個数: 16

約数和(自身を含む): 36343296

約数和(自身を除く): 14639218

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 22943, 45886, 252373, 504746, 986549, 1973098, 10852039, 21704078]

約数ペア:

[(1, 21704078), (2, 10852039), (11, 1973098), (22, 986549), (43, 504746), (86, 252373), (473, 45886), (946, 22943)]