21432894

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{72901}}^1$

素因数の和:72920

約数の個数: 24

約数和(自身を含む): 49864968

約数和(自身を除く): 28432074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 72901, 145802, 218703, 437406, 510307, 1020614, 1530921, 3061842, 3572149, 7144298, 10716447, 21432894]

約数ペア:

[(1, 21432894), (2, 10716447), (3, 7144298), (6, 3572149), (7, 3061842), (14, 1530921), (21, 1020614), (42, 510307), (49, 437406), (98, 218703), (147, 145802), (294, 72901)]