21245466

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{321901}}^1$

素因数の和:321917

約数の個数: 16

約数和(自身を含む): 46353888

約数和(自身を除く): 25108422

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 321901, 643802, 965703, 1931406, 3540911, 7081822, 10622733, 21245466]

約数ペア:

[(1, 21245466), (2, 10622733), (3, 7081822), (6, 3540911), (11, 1931406), (22, 965703), (33, 643802), (66, 321901)]