21031755386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1\times {\mathrm{289319}}^1$

素因数の和:291253

約数の個数: 16

約数和(自身を含む): 33225508800

約数和(自身を除く): 12193753414

約数列:

[1, 2, 19, 38, 1913, 3826, 36347, 72694, 289319, 578638, 5497061, 10994122, 553467247, 1106934494, 10515877693, 21031755386]

約数ペア:

[(1, 21031755386), (2, 10515877693), (19, 1106934494), (38, 553467247), (1913, 10994122), (3826, 5497061), (36347, 578638), (72694, 289319)]