21167404112

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{12137273}}^1$

素因数の和:12137390

約数の個数: 20

約数和(自身を含む): 41388104340

約数和(自身を除く): 20220700228

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 12137273, 24274546, 48549092, 97098184, 194196368, 1322962757, 2645925514, 5291851028, 10583702056, 21167404112]

約数ペア:

[(1, 21167404112), (2, 10583702056), (4, 5291851028), (8, 2645925514), (16, 1322962757), (109, 194196368), (218, 97098184), (436, 48549092), (872, 24274546), (1744, 12137273)]