21163232

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{38903}}^1$

素因数の和:38930

約数の個数: 24

約数和(自身を含む): 44117136

約数和(自身を除く): 22953904

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 38903, 77806, 155612, 311224, 622448, 661351, 1244896, 1322702, 2645404, 5290808, 10581616, 21163232]

約数ペア:

[(1, 21163232), (2, 10581616), (4, 5290808), (8, 2645404), (16, 1322702), (17, 1244896), (32, 661351), (34, 622448), (68, 311224), (136, 155612), (272, 77806), (544, 38903)]