21026409

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1433}}^1$

素因数の和:1576

約数の個数: 16

約数和(自身を含む): 28863552

約数和(自身を除く): 7837143

約数列:

[1, 3, 67, 73, 201, 219, 1433, 4299, 4891, 14673, 96011, 104609, 288033, 313827, 7008803, 21026409]

約数ペア:

[(1, 21026409), (3, 7008803), (67, 313827), (73, 288033), (201, 104609), (219, 96011), (1433, 14673), (4299, 4891)]