21342045

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61861}}^1$

素因数の和:61892

約数の個数: 16

約数和(自身を含む): 35632512

約数和(自身を除く): 14290467

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 61861, 185583, 309305, 927915, 1422803, 4268409, 7114015, 21342045]

約数ペア:

[(1, 21342045), (3, 7114015), (5, 4268409), (15, 1422803), (23, 927915), (69, 309305), (115, 185583), (345, 61861)]