2181567304

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{493121}}^1$

素因数の和:493213

約数の個数: 32

約数和(自身を含む): 4733971200

約数和(自身を除く): 2552403896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 493121, 986242, 1972484, 3451847, 3944968, 6903694, 13807388, 27614776, 38956559, 77913118, 155826236, 272695913, 311652472, 545391826, 1090783652, 2181567304]

約数ペア:

[(1, 2181567304), (2, 1090783652), (4, 545391826), (7, 311652472), (8, 272695913), (14, 155826236), (28, 77913118), (56, 38956559), (79, 27614776), (158, 13807388), (316, 6903694), (553, 3944968), (632, 3451847), (1106, 1972484), (2212, 986242), (4424, 493121)]