21133833

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{52967}}^1$

素因数の和:52996

約数の個数: 16

約数和(自身を含む): 33899520

約数和(自身を除く): 12765687

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 52967, 158901, 370769, 1006373, 1112307, 3019119, 7044611, 21133833]

約数ペア:

[(1, 21133833), (3, 7044611), (7, 3019119), (19, 1112307), (21, 1006373), (57, 370769), (133, 158901), (399, 52967)]