21093363

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 32257680

約数和(自身を除く): 11164317

約数列:

[1, 3, 9, 19, 57, 171, 293, 421, 879, 1263, 2637, 3789, 5567, 7999, 16701, 23997, 50103, 71991, 123353, 370059, 1110177, 2343707, 7031121, 21093363]

約数ペア:

[(1, 21093363), (3, 7031121), (9, 2343707), (19, 1110177), (57, 370059), (171, 123353), (293, 71991), (421, 50103), (879, 23997), (1263, 16701), (2637, 7999), (3789, 5567)]