21165168

素因数分解:

$2^4\times 3^1\times {\mathrm{440941}}^1$

素因数の和:440952

約数の個数: 20

約数和(自身を含む): 54676808

約数和(自身を除く): 33511640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440941, 881882, 1322823, 1763764, 2645646, 3527528, 5291292, 7055056, 10582584, 21165168]

約数ペア:

[(1, 21165168), (2, 10582584), (3, 7055056), (4, 5291292), (6, 3527528), (8, 2645646), (12, 1763764), (16, 1322823), (24, 881882), (48, 440941)]