21872022

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{27827}}^1$

素因数の和:27963

約数の個数: 16

約数和(自身を含む): 44079552

約数和(自身を除く): 22207530

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 27827, 55654, 83481, 166962, 3645337, 7290674, 10936011, 21872022]

約数ペア:

[(1, 21872022), (2, 10936011), (3, 7290674), (6, 3645337), (131, 166962), (262, 83481), (393, 55654), (786, 27827)]