21384014782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7985069}}^1$

素因数の和:7985187

約数の個数: 16

約数和(自身を含む): 34878785760

約数和(自身を除く): 13494770978

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7985069, 15970138, 103805897, 207611794, 822462107, 1644924214, 10692007391, 21384014782]

約数ペア:

[(1, 21384014782), (2, 10692007391), (13, 1644924214), (26, 822462107), (103, 207611794), (206, 103805897), (1339, 15970138), (2678, 7985069)]