21636816

素因数分解:

$2^4\times 3^1\times {\mathrm{450767}}^1$

素因数の和:450778

約数の個数: 20

約数和(自身を含む): 55895232

約数和(自身を除く): 34258416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450767, 901534, 1352301, 1803068, 2704602, 3606136, 5409204, 7212272, 10818408, 21636816]

約数ペア:

[(1, 21636816), (2, 10818408), (3, 7212272), (4, 5409204), (6, 3606136), (8, 2704602), (12, 1803068), (16, 1352301), (24, 901534), (48, 450767)]