21083060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1051}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 47718720

約数和(自身を除く): 26635660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1051, 1180, 2006, 2102, 4012, 4204, 5015, 5255, 10030, 10510, 17867, 20060, 21020, 35734, 62009, 71468, 89335, 124018, 178670, 248036, 310045, 357340, 620090, 1054153, 1240180, 2108306, 4216612, 5270765, 10541530, 21083060]

約数ペア:

[(1, 21083060), (2, 10541530), (4, 5270765), (5, 4216612), (10, 2108306), (17, 1240180), (20, 1054153), (34, 620090), (59, 357340), (68, 310045), (85, 248036), (118, 178670), (170, 124018), (236, 89335), (295, 71468), (340, 62009), (590, 35734), (1003, 21020), (1051, 20060), (1180, 17867), (2006, 10510), (2102, 10030), (4012, 5255), (4204, 5015)]