21694124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2179}}^1$

素因数の和:2333

約数の個数: 24

約数和(自身を含む): 40286400

約数和(自身を除く): 18592276

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2179, 2489, 4358, 4978, 8716, 9956, 41401, 82802, 165604, 285449, 570898, 1141796, 5423531, 10847062, 21694124]

約数ペア:

[(1, 21694124), (2, 10847062), (4, 5423531), (19, 1141796), (38, 570898), (76, 285449), (131, 165604), (262, 82802), (524, 41401), (2179, 9956), (2489, 8716), (4358, 4978)]