2157666

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 5171040

約数和(自身を除く): 3013374

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 49, 82, 98, 123, 147, 179, 246, 287, 294, 358, 537, 574, 861, 1074, 1253, 1722, 2009, 2506, 3759, 4018, 6027, 7339, 7518, 8771, 12054, 14678, 17542, 22017, 26313, 44034, 51373, 52626, 102746, 154119, 308238, 359611, 719222, 1078833, 2157666]

約数ペア:

[(1, 2157666), (2, 1078833), (3, 719222), (6, 359611), (7, 308238), (14, 154119), (21, 102746), (41, 52626), (42, 51373), (49, 44034), (82, 26313), (98, 22017), (123, 17542), (147, 14678), (179, 12054), (246, 8771), (287, 7518), (294, 7339), (358, 6027), (537, 4018), (574, 3759), (861, 2506), (1074, 2009), (1253, 1722)]