21682668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{258127}}^1$

素因数の和:258141

約数の個数: 24

約数和(自身を含む): 57820672

約数和(自身を除く): 36138004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 258127, 516254, 774381, 1032508, 1548762, 1806889, 3097524, 3613778, 5420667, 7227556, 10841334, 21682668]

約数ペア:

[(1, 21682668), (2, 10841334), (3, 7227556), (4, 5420667), (6, 3613778), (7, 3097524), (12, 1806889), (14, 1548762), (21, 1032508), (28, 774381), (42, 516254), (84, 258127)]