21036414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 50429952

約数和(自身を除く): 29393538

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 107, 151, 186, 214, 217, 302, 321, 434, 453, 642, 651, 749, 906, 1057, 1302, 1498, 2114, 2247, 3171, 3317, 4494, 4681, 6342, 6634, 9362, 9951, 14043, 16157, 19902, 23219, 28086, 32314, 32767, 46438, 48471, 65534, 69657, 96942, 98301, 113099, 139314, 196602, 226198, 339297, 500867, 678594, 1001734, 1502601, 3005202, 3506069, 7012138, 10518207, 21036414]

約数ペア:

[(1, 21036414), (2, 10518207), (3, 7012138), (6, 3506069), (7, 3005202), (14, 1502601), (21, 1001734), (31, 678594), (42, 500867), (62, 339297), (93, 226198), (107, 196602), (151, 139314), (186, 113099), (214, 98301), (217, 96942), (302, 69657), (321, 65534), (434, 48471), (453, 46438), (642, 32767), (651, 32314), (749, 28086), (906, 23219), (1057, 19902), (1302, 16157), (1498, 14043), (2114, 9951), (2247, 9362), (3171, 6634), (3317, 6342), (4494, 4681)]