21425448

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{81157}}^1$

素因数の和:81177

約数の個数: 32

約数和(自身を含む): 58433760

約数和(自身を除く): 37008312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 81157, 162314, 243471, 324628, 486942, 649256, 892727, 973884, 1785454, 1947768, 2678181, 3570908, 5356362, 7141816, 10712724, 21425448]

約数ペア:

[(1, 21425448), (2, 10712724), (3, 7141816), (4, 5356362), (6, 3570908), (8, 2678181), (11, 1947768), (12, 1785454), (22, 973884), (24, 892727), (33, 649256), (44, 486942), (66, 324628), (88, 243471), (132, 162314), (264, 81157)]