21330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1$

素因数の和:95

約数の個数: 32

約数和(自身を含む): 57600

約数和(自身を除く): 36270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 1185, 1422, 2133, 2370, 3555, 4266, 7110, 10665, 21330]

約数ペア:

[(1, 21330), (2, 10665), (3, 7110), (5, 4266), (6, 3555), (9, 2370), (10, 2133), (15, 1422), (18, 1185), (27, 790), (30, 711), (45, 474), (54, 395), (79, 270), (90, 237), (135, 158)]