21915691358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43311643}}^1$

素因数の和:43311679

約数の個数: 16

約数和(自身を含む): 37421260416

約数和(自身を除く): 15505569058

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 43311643, 86623286, 476428073, 952856146, 996167789, 1992335578, 10957845679, 21915691358]

約数ペア:

[(1, 21915691358), (2, 10957845679), (11, 1992335578), (22, 996167789), (23, 952856146), (46, 476428073), (253, 86623286), (506, 43311643)]