21507744

素因数分解:

$2^5\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1597

約数の個数: 48

約数和(自身を含む): 56857248

約数和(自身を除く): 35349504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 157, 314, 471, 628, 942, 1256, 1427, 1884, 2512, 2854, 3768, 4281, 5024, 5708, 7536, 8562, 11416, 15072, 17124, 22832, 34248, 45664, 68496, 136992, 224039, 448078, 672117, 896156, 1344234, 1792312, 2688468, 3584624, 5376936, 7169248, 10753872, 21507744]

約数ペア:

[(1, 21507744), (2, 10753872), (3, 7169248), (4, 5376936), (6, 3584624), (8, 2688468), (12, 1792312), (16, 1344234), (24, 896156), (32, 672117), (48, 448078), (96, 224039), (157, 136992), (314, 68496), (471, 45664), (628, 34248), (942, 22832), (1256, 17124), (1427, 15072), (1884, 11416), (2512, 8562), (2854, 7536), (3768, 5708), (4281, 5024)]