21238434

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{168559}}^1$

素因数の和:168574

約数の個数: 24

約数和(自身を含む): 52590720

約数和(自身を除く): 31352286

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 168559, 337118, 505677, 1011354, 1179913, 1517031, 2359826, 3034062, 3539739, 7079478, 10619217, 21238434]

約数ペア:

[(1, 21238434), (2, 10619217), (3, 7079478), (6, 3539739), (7, 3034062), (9, 2359826), (14, 1517031), (18, 1179913), (21, 1011354), (42, 505677), (63, 337118), (126, 168559)]