21478402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{4051}}^1$

素因数の和:4305

約数の個数: 16

約数和(自身を含む): 35301024

約数和(自身を除く): 13822622

約数列:

[1, 2, 11, 22, 241, 482, 2651, 4051, 5302, 8102, 44561, 89122, 976291, 1952582, 10739201, 21478402]

約数ペア:

[(1, 21478402), (2, 10739201), (11, 1952582), (22, 976291), (241, 89122), (482, 44561), (2651, 8102), (4051, 5302)]