21205332

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{8069}}^1$

素因数の和:8152

約数の個数: 36

約数和(自身を含む): 54343380

約数和(自身を除く): 33138048

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 8069, 16138, 24207, 32276, 48414, 72621, 96828, 145242, 290484, 589037, 1178074, 1767111, 2356148, 3534222, 5301333, 7068444, 10602666, 21205332]

約数ペア:

[(1, 21205332), (2, 10602666), (3, 7068444), (4, 5301333), (6, 3534222), (9, 2356148), (12, 1767111), (18, 1178074), (36, 589037), (73, 290484), (146, 145242), (219, 96828), (292, 72621), (438, 48414), (657, 32276), (876, 24207), (1314, 16138), (2628, 8069)]