21039942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45541}}^1$

素因数の和:45564

約数の個数: 32

約数和(自身を含む): 52464384

約数和(自身を除く): 31424442

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45541, 91082, 136623, 273246, 318787, 500951, 637574, 956361, 1001902, 1502853, 1912722, 3005706, 3506657, 7013314, 10519971, 21039942]

約数ペア:

[(1, 21039942), (2, 10519971), (3, 7013314), (6, 3506657), (7, 3005706), (11, 1912722), (14, 1502853), (21, 1001902), (22, 956361), (33, 637574), (42, 500951), (66, 318787), (77, 273246), (154, 136623), (231, 91082), (462, 45541)]