21754736

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5689}}^1$

素因数の和:5936

約数の個数: 20

約数和(自身を含む): 42333600

約数和(自身を除く): 20578864

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5689, 11378, 22756, 45512, 91024, 1359671, 2719342, 5438684, 10877368, 21754736]

約数ペア:

[(1, 21754736), (2, 10877368), (4, 5438684), (8, 2719342), (16, 1359671), (239, 91024), (478, 45512), (956, 22756), (1912, 11378), (3824, 5689)]