42858921

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 69562368

約数和(自身を除く): 26703447

約数列:

[1, 3, 7, 17, 21, 51, 119, 271, 357, 443, 813, 1329, 1897, 3101, 4607, 5691, 7531, 9303, 13821, 22593, 32249, 52717, 96747, 120053, 158151, 360159, 840371, 2040901, 2521113, 6122703, 14286307, 42858921]

約数ペア:

[(1, 42858921), (3, 14286307), (7, 6122703), (17, 2521113), (21, 2040901), (51, 840371), (119, 360159), (271, 158151), (357, 120053), (443, 96747), (813, 52717), (1329, 32249), (1897, 22593), (3101, 13821), (4607, 9303), (5691, 7531)]