21280236

素因数分解:

$2^2\times 3^1\times {\mathrm{179}}^1\times {\mathrm{9907}}^1$

素因数の和:10093

約数の個数: 24

約数和(自身を含む): 49936320

約数和(自身を除く): 28656084

約数列:

[1, 2, 3, 4, 6, 12, 179, 358, 537, 716, 1074, 2148, 9907, 19814, 29721, 39628, 59442, 118884, 1773353, 3546706, 5320059, 7093412, 10640118, 21280236]

約数ペア:

[(1, 21280236), (2, 10640118), (3, 7093412), (4, 5320059), (6, 3546706), (12, 1773353), (179, 118884), (358, 59442), (537, 39628), (716, 29721), (1074, 19814), (2148, 9907)]