21508998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2861}}^1$

素因数の和:3052

約数の個数: 32

約数和(自身を含む): 49455360

約数和(自身を除く): 27946362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 179, 358, 537, 1074, 1253, 2506, 2861, 3759, 5722, 7518, 8583, 17166, 20027, 40054, 60081, 120162, 512119, 1024238, 1536357, 3072714, 3584833, 7169666, 10754499, 21508998]

約数ペア:

[(1, 21508998), (2, 10754499), (3, 7169666), (6, 3584833), (7, 3072714), (14, 1536357), (21, 1024238), (42, 512119), (179, 120162), (358, 60081), (537, 40054), (1074, 20027), (1253, 17166), (2506, 8583), (2861, 7518), (3759, 5722)]