21103729904

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5472959}}^1$

素因数の和:5473208

約数の個数: 20

約数和(自身を含む): 41058145920

約数和(自身を除く): 19954416016

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5472959, 10945918, 21891836, 43783672, 87567344, 1318983119, 2637966238, 5275932476, 10551864952, 21103729904]

約数ペア:

[(1, 21103729904), (2, 10551864952), (4, 5275932476), (8, 2637966238), (16, 1318983119), (241, 87567344), (482, 43783672), (964, 21891836), (1928, 10945918), (3856, 5472959)]