21486454

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4673}}^1$

素因数の和:4716

約数の個数: 24

約数和(自身を含む): 37298520

約数和(自身を除く): 15812066

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 4673, 9346, 51403, 88787, 102806, 177574, 565433, 976657, 1130866, 1953314, 10743227, 21486454]

約数ペア:

[(1, 21486454), (2, 10743227), (11, 1953314), (19, 1130866), (22, 976657), (38, 565433), (121, 177574), (209, 102806), (242, 88787), (418, 51403), (2299, 9346), (4598, 4673)]