20943351

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16273}}^1$

素因数の和:16303

約数の個数: 24

約数和(自身を含む): 35542416

約数和(自身を除く): 14599065

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 16273, 48819, 146457, 179003, 211549, 537009, 634647, 1611027, 1903941, 2327039, 6981117, 20943351]

約数ペア:

[(1, 20943351), (3, 6981117), (9, 2327039), (11, 1903941), (13, 1611027), (33, 634647), (39, 537009), (99, 211549), (117, 179003), (143, 146457), (429, 48819), (1287, 16273)]