21812838

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{49801}}^1$

素因数の和:49879

約数の個数: 16

約数和(自身を含む): 44224176

約数和(自身を除く): 22411338

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 49801, 99602, 149403, 298806, 3635473, 7270946, 10906419, 21812838]

約数ペア:

[(1, 21812838), (2, 10906419), (3, 7270946), (6, 3635473), (73, 298806), (146, 149403), (219, 99602), (438, 49801)]