21370146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5717}}^1$

素因数の和:5818

約数の個数: 32

約数和(自身を含む): 49403520

約数和(自身を除く): 28033374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5717, 11434, 17151, 34302, 40019, 80038, 120057, 240114, 508813, 1017626, 1526439, 3052878, 3561691, 7123382, 10685073, 21370146]

約数ペア:

[(1, 21370146), (2, 10685073), (3, 7123382), (6, 3561691), (7, 3052878), (14, 1526439), (21, 1017626), (42, 508813), (89, 240114), (178, 120057), (267, 80038), (534, 40019), (623, 34302), (1246, 17151), (1869, 11434), (3738, 5717)]