20161432221

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2503}}^1\times {\mathrm{8161}}^1$

素因数の和:10721

約数の個数: 32

約数和(自身を含む): 31392227328

約数和(自身を除く): 11230795107

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2503, 7509, 8161, 17521, 24483, 52563, 57127, 117641, 171381, 352923, 383567, 823487, 1150701, 2470461, 2684969, 8054907, 20426983, 61280949, 142988881, 428966643, 960068201, 2880204603, 6720477407, 20161432221]

約数ペア:

[(1, 20161432221), (3, 6720477407), (7, 2880204603), (21, 960068201), (47, 428966643), (141, 142988881), (329, 61280949), (987, 20426983), (2503, 8054907), (7509, 2684969), (8161, 2470461), (17521, 1150701), (24483, 823487), (52563, 383567), (57127, 352923), (117641, 171381)]