21365432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{242789}}^1$

素因数の和:242806

約数の個数: 16

約数和(自身を含む): 43702200

約数和(自身を除く): 22336768

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 242789, 485578, 971156, 1942312, 2670679, 5341358, 10682716, 21365432]

約数ペア:

[(1, 21365432), (2, 10682716), (4, 5341358), (8, 2670679), (11, 1942312), (22, 971156), (44, 485578), (88, 242789)]