21898764

素因数分解:

$2^2\times 3^2\times {\mathrm{608299}}^1$

素因数の和:608309

約数の個数: 18

約数和(自身を含む): 55355300

約数和(自身を除く): 33456536

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 608299, 1216598, 1824897, 2433196, 3649794, 5474691, 7299588, 10949382, 21898764]

約数ペア:

[(1, 21898764), (2, 10949382), (3, 7299588), (4, 5474691), (6, 3649794), (9, 2433196), (12, 1824897), (18, 1216598), (36, 608299)]