21530352

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{2857}}^1$

素因数の和:3025

約数の個数: 40

約数和(自身を含む): 55993936

約数和(自身を除く): 34463584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 2857, 3768, 5714, 7536, 8571, 11428, 17142, 22856, 34284, 45712, 68568, 137136, 448549, 897098, 1345647, 1794196, 2691294, 3588392, 5382588, 7176784, 10765176, 21530352]

約数ペア:

[(1, 21530352), (2, 10765176), (3, 7176784), (4, 5382588), (6, 3588392), (8, 2691294), (12, 1794196), (16, 1345647), (24, 897098), (48, 448549), (157, 137136), (314, 68568), (471, 45712), (628, 34284), (942, 22856), (1256, 17142), (1884, 11428), (2512, 8571), (2857, 7536), (3768, 5714)]