21203340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353389}}^1$

素因数の和:353401

約数の個数: 24

約数和(自身を含む): 59369520

約数和(自身を除く): 38166180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353389, 706778, 1060167, 1413556, 1766945, 2120334, 3533890, 4240668, 5300835, 7067780, 10601670, 21203340]

約数ペア:

[(1, 21203340), (2, 10601670), (3, 7067780), (4, 5300835), (5, 4240668), (6, 3533890), (10, 2120334), (12, 1766945), (15, 1413556), (20, 1060167), (30, 706778), (60, 353389)]