21334747390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193952249}}^1$

素因数の和:193952267

約数の個数: 16

約数和(自身を含む): 41893686000

約数和(自身を除く): 20558938610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193952249, 387904498, 969761245, 1939522490, 2133474739, 4266949478, 10667373695, 21334747390]

約数ペア:

[(1, 21334747390), (2, 10667373695), (5, 4266949478), (10, 2133474739), (11, 1939522490), (22, 969761245), (55, 387904498), (110, 193952249)]