21202424

素因数分解:

$2^3\times {\mathrm{1619}}^1\times {\mathrm{1637}}^1$

素因数の和:3262

約数の個数: 16

約数和(自身を含む): 39803400

約数和(自身を除く): 18600976

約数列:

[1, 2, 4, 8, 1619, 1637, 3238, 3274, 6476, 6548, 12952, 13096, 2650303, 5300606, 10601212, 21202424]

約数ペア:

[(1, 21202424), (2, 10601212), (4, 5300606), (8, 2650303), (1619, 13096), (1637, 12952), (3238, 6548), (3274, 6476)]