21637266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{515173}}^1$

素因数の和:515185

約数の個数: 16

約数和(自身を含む): 49456704

約数和(自身を除く): 27819438

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 515173, 1030346, 1545519, 3091038, 3606211, 7212422, 10818633, 21637266]

約数ペア:

[(1, 21637266), (2, 10818633), (3, 7212422), (6, 3606211), (7, 3091038), (14, 1545519), (21, 1030346), (42, 515173)]