21862478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13613}}^1$

素因数の和:13699

約数の個数: 16

約数和(自身を含む): 36267696

約数和(自身を除く): 14405218

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13613, 27226, 149743, 299486, 993749, 1987498, 10931239, 21862478]

約数ペア:

[(1, 21862478), (2, 10931239), (11, 1987498), (22, 993749), (73, 299486), (146, 149743), (803, 27226), (1606, 13613)]