21733383

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 34652160

約数和(自身を除く): 12918777

約数列:

[1, 3, 7, 21, 29, 87, 127, 203, 281, 381, 609, 843, 889, 1967, 2667, 3683, 5901, 8149, 11049, 24447, 25781, 35687, 57043, 77343, 107061, 171129, 249809, 749427, 1034923, 3104769, 7244461, 21733383]

約数ペア:

[(1, 21733383), (3, 7244461), (7, 3104769), (21, 1034923), (29, 749427), (87, 249809), (127, 171129), (203, 107061), (281, 77343), (381, 57043), (609, 35687), (843, 25781), (889, 24447), (1967, 11049), (2667, 8149), (3683, 5901)]