21001320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58337}}^1$

素因数の和:58354

約数の個数: 48

約数和(自身を含む): 68255460

約数和(自身を除く): 47254140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58337, 116674, 175011, 233348, 291685, 350022, 466696, 525033, 583370, 700044, 875055, 1050066, 1166740, 1400088, 1750110, 2100132, 2333480, 2625165, 3500220, 4200264, 5250330, 7000440, 10500660, 21001320]

約数ペア:

[(1, 21001320), (2, 10500660), (3, 7000440), (4, 5250330), (5, 4200264), (6, 3500220), (8, 2625165), (9, 2333480), (10, 2100132), (12, 1750110), (15, 1400088), (18, 1166740), (20, 1050066), (24, 875055), (30, 700044), (36, 583370), (40, 525033), (45, 466696), (60, 350022), (72, 291685), (90, 233348), (120, 175011), (180, 116674), (360, 58337)]