20212441347

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{41453}}^1$

素因数の和:41608

約数の個数: 48

約数和(自身を含む): 32664425472

約数和(自身を除く): 12451984125

約数列:

[1, 3, 7, 21, 31, 49, 93, 107, 147, 217, 321, 651, 749, 1519, 2247, 3317, 4557, 5243, 9951, 15729, 23219, 41453, 69657, 124359, 162533, 290171, 487599, 870513, 1285043, 2031197, 3855129, 4435471, 6093591, 8995301, 13306413, 26985903, 31048297, 62967107, 93144891, 137499601, 188901321, 217338079, 412498803, 652014237, 962497207, 2887491621, 6737480449, 20212441347]

約数ペア:

[(1, 20212441347), (3, 6737480449), (7, 2887491621), (21, 962497207), (31, 652014237), (49, 412498803), (93, 217338079), (107, 188901321), (147, 137499601), (217, 93144891), (321, 62967107), (651, 31048297), (749, 26985903), (1519, 13306413), (2247, 8995301), (3317, 6093591), (4557, 4435471), (5243, 3855129), (9951, 2031197), (15729, 1285043), (23219, 870513), (41453, 487599), (69657, 290171), (124359, 162533)]