21624242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2381}}^1$

素因数の和:2641

約数の個数: 16

約数和(自身を含む): 34300800

約数和(自身を除く): 12676558

約数列:

[1, 2, 19, 38, 239, 478, 2381, 4541, 4762, 9082, 45239, 90478, 569059, 1138118, 10812121, 21624242]

約数ペア:

[(1, 21624242), (2, 10812121), (19, 1138118), (38, 569059), (239, 90478), (478, 45239), (2381, 9082), (4541, 4762)]