21192318

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{168193}}^1$

素因数の和:168208

約数の個数: 24

約数和(自身を含む): 52476528

約数和(自身を除く): 31284210

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 168193, 336386, 504579, 1009158, 1177351, 1513737, 2354702, 3027474, 3532053, 7064106, 10596159, 21192318]

約数ペア:

[(1, 21192318), (2, 10596159), (3, 7064106), (6, 3532053), (7, 3027474), (9, 2354702), (14, 1513737), (18, 1177351), (21, 1009158), (42, 504579), (63, 336386), (126, 168193)]