21233751

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91921}}^1$

素因数の和:91942

約数の個数: 16

約数和(自身を含む): 35298048

約数和(自身を除く): 14064297

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 91921, 275763, 643447, 1011131, 1930341, 3033393, 7077917, 21233751]

約数ペア:

[(1, 21233751), (3, 7077917), (7, 3033393), (11, 1930341), (21, 1011131), (33, 643447), (77, 275763), (231, 91921)]