21669652

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1193}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 40118400

約数和(自身を除く): 18448748

約数列:

[1, 2, 4, 19, 38, 76, 239, 478, 956, 1193, 2386, 4541, 4772, 9082, 18164, 22667, 45334, 90668, 285127, 570254, 1140508, 5417413, 10834826, 21669652]

約数ペア:

[(1, 21669652), (2, 10834826), (4, 5417413), (19, 1140508), (38, 570254), (76, 285127), (239, 90668), (478, 45334), (956, 22667), (1193, 18164), (2386, 9082), (4541, 4772)]