21184140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353069}}^1$

素因数の和:353081

約数の個数: 24

約数和(自身を含む): 59315760

約数和(自身を除く): 38131620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353069, 706138, 1059207, 1412276, 1765345, 2118414, 3530690, 4236828, 5296035, 7061380, 10592070, 21184140]

約数ペア:

[(1, 21184140), (2, 10592070), (3, 7061380), (4, 5296035), (5, 4236828), (6, 3530690), (10, 2118414), (12, 1765345), (15, 1412276), (20, 1059207), (30, 706138), (60, 353069)]