20921814

素因数分解:

$2^1\times 3^5\times {\mathrm{43049}}^1$

素因数の和:43066

約数の個数: 24

約数和(自身を含む): 47010600

約数和(自身を除く): 26088786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 43049, 86098, 129147, 258294, 387441, 774882, 1162323, 2324646, 3486969, 6973938, 10460907, 20921814]

約数ペア:

[(1, 20921814), (2, 10460907), (3, 6973938), (6, 3486969), (9, 2324646), (18, 1162323), (27, 774882), (54, 387441), (81, 258294), (162, 129147), (243, 86098), (486, 43049)]