21111622

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79367}}^1$

素因数の和:79395

約数の個数: 16

約数和(自身を含む): 38096640

約数和(自身を除く): 16985018

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 79367, 158734, 555569, 1111138, 1507973, 3015946, 10555811, 21111622]

約数ペア:

[(1, 21111622), (2, 10555811), (7, 3015946), (14, 1507973), (19, 1111138), (38, 555569), (133, 158734), (266, 79367)]