22920681

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3803}}^1$

素因数の和:3861

約数の個数: 24

約数和(自身を含む): 36427104

約数和(自身を除く): 13506423

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 3803, 6027, 11409, 26621, 79863, 155923, 186347, 467769, 559041, 1091461, 3274383, 7640227, 22920681]

約数ペア:

[(1, 22920681), (3, 7640227), (7, 3274383), (21, 1091461), (41, 559041), (49, 467769), (123, 186347), (147, 155923), (287, 79863), (861, 26621), (2009, 11409), (3803, 6027)]