20970033

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 12124623

約数列:

[1, 3, 7, 21, 53, 83, 159, 227, 249, 371, 581, 681, 1113, 1589, 1743, 4399, 4767, 12031, 13197, 18841, 30793, 36093, 56523, 84217, 92379, 131887, 252651, 395661, 998573, 2995719, 6990011, 20970033]

約数ペア:

[(1, 20970033), (3, 6990011), (7, 2995719), (21, 998573), (53, 395661), (83, 252651), (159, 131887), (227, 92379), (249, 84217), (371, 56523), (581, 36093), (681, 30793), (1113, 18841), (1589, 13197), (1743, 12031), (4399, 4767)]