66528021

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{563}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 107854848

約数和(自身を除く): 41326827

約数列:

[1, 3, 7, 17, 21, 51, 119, 331, 357, 563, 993, 1689, 2317, 3941, 5627, 6951, 9571, 11823, 16881, 28713, 39389, 66997, 118167, 186353, 200991, 559059, 1304471, 3168001, 3913413, 9504003, 22176007, 66528021]

約数ペア:

[(1, 66528021), (3, 22176007), (7, 9504003), (17, 3913413), (21, 3168001), (51, 1304471), (119, 559059), (331, 200991), (357, 186353), (563, 118167), (993, 66997), (1689, 39389), (2317, 28713), (3941, 16881), (5627, 11823), (6951, 9571)]