21749488

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36739}}^1$

素因数の和:36784

約数の個数: 20

約数和(自身を含む): 43279720

約数和(自身を除く): 21530232

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36739, 73478, 146956, 293912, 587824, 1359343, 2718686, 5437372, 10874744, 21749488]

約数ペア:

[(1, 21749488), (2, 10874744), (4, 5437372), (8, 2718686), (16, 1359343), (37, 587824), (74, 293912), (148, 146956), (296, 73478), (592, 36739)]