21889532

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3271}}^1$

素因数の和:3521

約数の個数: 24

約数和(自身を含む): 43975680

約数和(自身を除く): 22086148

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3271, 3346, 6542, 6692, 13084, 22897, 45794, 91588, 781769, 1563538, 3127076, 5472383, 10944766, 21889532]

約数ペア:

[(1, 21889532), (2, 10944766), (4, 5472383), (7, 3127076), (14, 1563538), (28, 781769), (239, 91588), (478, 45794), (956, 22897), (1673, 13084), (3271, 6692), (3346, 6542)]